28720298502

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{386993}}^1$

素因数の和:387058

約数の個数: 96

約数和(自身を含む): 77274961920

約数和(自身を除く): 48554663418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 31, 38, 42, 57, 62, 63, 93, 114, 126, 133, 171, 186, 217, 266, 279, 342, 399, 434, 558, 589, 651, 798, 1178, 1197, 1302, 1767, 1953, 2394, 3534, 3906, 4123, 5301, 8246, 10602, 12369, 24738, 37107, 74214, 386993, 773986, 1160979, 2321958, 2708951, 3482937, 5417902, 6965874, 7352867, 8126853, 11996783, 14705734, 16253706, 22058601, 23993566, 24380559, 35990349, 44117202, 48761118, 51470069, 66175803, 71980698, 83977481, 102940138, 107971047, 132351606, 154410207, 167954962, 215942094, 227938877, 251932443, 308820414, 455877754, 463230621, 503864886, 683816631, 755797329, 926461242, 1367633262, 1511594658, 1595572139, 2051449893, 3191144278, 4102899786, 4786716417, 9573432834, 14360149251, 28720298502]

約数ペア:

[(1, 28720298502), (2, 14360149251), (3, 9573432834), (6, 4786716417), (7, 4102899786), (9, 3191144278), (14, 2051449893), (18, 1595572139), (19, 1511594658), (21, 1367633262), (31, 926461242), (38, 755797329), (42, 683816631), (57, 503864886), (62, 463230621), (63, 455877754), (93, 308820414), (114, 251932443), (126, 227938877), (133, 215942094), (171, 167954962), (186, 154410207), (217, 132351606), (266, 107971047), (279, 102940138), (342, 83977481), (399, 71980698), (434, 66175803), (558, 51470069), (589, 48761118), (651, 44117202), (798, 35990349), (1178, 24380559), (1197, 23993566), (1302, 22058601), (1767, 16253706), (1953, 14705734), (2394, 11996783), (3534, 8126853), (3906, 7352867), (4123, 6965874), (5301, 5417902), (8246, 3482937), (10602, 2708951), (12369, 2321958), (24738, 1160979), (37107, 773986), (74214, 386993)]