998542188

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9931}}^1$

素因数の和:9977

約数の個数: 144

約数和(自身を含む): 3170294400

約数和(自身を除く): 2171752212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 84, 98, 108, 114, 126, 133, 147, 171, 189, 196, 228, 252, 266, 294, 342, 378, 399, 441, 513, 532, 588, 684, 756, 798, 882, 931, 1026, 1197, 1323, 1596, 1764, 1862, 2052, 2394, 2646, 2793, 3591, 3724, 4788, 5292, 5586, 7182, 8379, 9931, 11172, 14364, 16758, 19862, 25137, 29793, 33516, 39724, 50274, 59586, 69517, 89379, 100548, 119172, 139034, 178758, 188689, 208551, 268137, 278068, 357516, 377378, 417102, 486619, 536274, 566067, 625653, 754756, 834204, 973238, 1072548, 1132134, 1251306, 1320823, 1459857, 1698201, 1876959, 1946476, 2264268, 2502612, 2641646, 2919714, 3396402, 3753918, 3962469, 4379571, 5094603, 5283292, 5839428, 6792804, 7507836, 7924938, 8759142, 9245761, 10189206, 11887407, 13138713, 15849876, 17518284, 18491522, 20378412, 23774814, 26277426, 27737283, 35662221, 36983044, 47549628, 52554852, 55474566, 71324442, 83211849, 110949132, 142648884, 166423698, 249635547, 332847396, 499271094, 998542188]

約数ペア:

[(1, 998542188), (2, 499271094), (3, 332847396), (4, 249635547), (6, 166423698), (7, 142648884), (9, 110949132), (12, 83211849), (14, 71324442), (18, 55474566), (19, 52554852), (21, 47549628), (27, 36983044), (28, 35662221), (36, 27737283), (38, 26277426), (42, 23774814), (49, 20378412), (54, 18491522), (57, 17518284), (63, 15849876), (76, 13138713), (84, 11887407), (98, 10189206), (108, 9245761), (114, 8759142), (126, 7924938), (133, 7507836), (147, 6792804), (171, 5839428), (189, 5283292), (196, 5094603), (228, 4379571), (252, 3962469), (266, 3753918), (294, 3396402), (342, 2919714), (378, 2641646), (399, 2502612), (441, 2264268), (513, 1946476), (532, 1876959), (588, 1698201), (684, 1459857), (756, 1320823), (798, 1251306), (882, 1132134), (931, 1072548), (1026, 973238), (1197, 834204), (1323, 754756), (1596, 625653), (1764, 566067), (1862, 536274), (2052, 486619), (2394, 417102), (2646, 377378), (2793, 357516), (3591, 278068), (3724, 268137), (4788, 208551), (5292, 188689), (5586, 178758), (7182, 139034), (8379, 119172), (9931, 100548), (11172, 89379), (14364, 69517), (16758, 59586), (19862, 50274), (25137, 39724), (29793, 33516)]