128215671556

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{155209}}^1$

素因数の和:155564

約数の個数: 48

約数和(自身を含む): 259431652480

約数和(自身を除く): 131215980924

約数列:

[1, 2, 4, 7, 14, 28, 163, 181, 326, 362, 652, 724, 1141, 1267, 2282, 2534, 4564, 5068, 29503, 59006, 118012, 155209, 206521, 310418, 413042, 620836, 826084, 1086463, 2172926, 4345852, 25299067, 28092829, 50598134, 56185658, 101196268, 112371316, 177093469, 196649803, 354186938, 393299606, 708373876, 786599212, 4579131127, 9158262254, 18316524508, 32053917889, 64107835778, 128215671556]

約数ペア:

[(1, 128215671556), (2, 64107835778), (4, 32053917889), (7, 18316524508), (14, 9158262254), (28, 4579131127), (163, 786599212), (181, 708373876), (326, 393299606), (362, 354186938), (652, 196649803), (724, 177093469), (1141, 112371316), (1267, 101196268), (2282, 56185658), (2534, 50598134), (4564, 28092829), (5068, 25299067), (29503, 4345852), (59006, 2172926), (118012, 1086463), (155209, 826084), (206521, 620836), (310418, 413042)]