2788335858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1685

約数の個数: 128

約数和(自身を含む): 7240826880

約数和(自身を除く): 4452491022

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 121, 154, 186, 217, 231, 242, 341, 363, 434, 462, 651, 682, 726, 847, 1023, 1302, 1331, 1609, 1694, 2046, 2387, 2541, 2662, 3218, 3751, 3993, 4774, 4827, 5082, 7161, 7502, 7986, 9317, 9654, 11253, 11263, 14322, 17699, 18634, 22506, 22526, 26257, 27951, 33789, 35398, 41261, 49879, 52514, 53097, 55902, 67578, 78771, 82522, 99758, 106194, 123783, 123893, 149637, 157542, 194689, 247566, 247786, 288827, 299274, 349153, 371679, 389378, 548669, 577654, 584067, 698306, 743358, 866481, 1047459, 1097338, 1168134, 1362823, 1646007, 1732962, 2094918, 2141579, 2725646, 3292014, 3840683, 4088469, 4283158, 6035359, 6424737, 7681366, 8176938, 11522049, 12070718, 12849474, 14991053, 18106077, 23044098, 29982106, 36212154, 42247513, 44973159, 66388949, 84495026, 89946318, 126742539, 132777898, 199166847, 253485078, 398333694, 464722643, 929445286, 1394167929, 2788335858]

約数ペア:

[(1, 2788335858), (2, 1394167929), (3, 929445286), (6, 464722643), (7, 398333694), (11, 253485078), (14, 199166847), (21, 132777898), (22, 126742539), (31, 89946318), (33, 84495026), (42, 66388949), (62, 44973159), (66, 42247513), (77, 36212154), (93, 29982106), (121, 23044098), (154, 18106077), (186, 14991053), (217, 12849474), (231, 12070718), (242, 11522049), (341, 8176938), (363, 7681366), (434, 6424737), (462, 6035359), (651, 4283158), (682, 4088469), (726, 3840683), (847, 3292014), (1023, 2725646), (1302, 2141579), (1331, 2094918), (1609, 1732962), (1694, 1646007), (2046, 1362823), (2387, 1168134), (2541, 1097338), (2662, 1047459), (3218, 866481), (3751, 743358), (3993, 698306), (4774, 584067), (4827, 577654), (5082, 548669), (7161, 389378), (7502, 371679), (7986, 349153), (9317, 299274), (9654, 288827), (11253, 247786), (11263, 247566), (14322, 194689), (17699, 157542), (18634, 149637), (22506, 123893), (22526, 123783), (26257, 106194), (27951, 99758), (33789, 82522), (35398, 78771), (41261, 67578), (49879, 55902), (52514, 53097)]