231895352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{42071}}^1$

素因数の和:42143

約数の個数: 32

約数和(自身を含む): 477096480

約数和(自身を除く): 245201128

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 42071, 84142, 168284, 336568, 546923, 1093846, 2187692, 2229763, 4375384, 4459526, 8919052, 17838104, 28986919, 57973838, 115947676, 231895352]

約数ペア:

[(1, 231895352), (2, 115947676), (4, 57973838), (8, 28986919), (13, 17838104), (26, 8919052), (52, 4459526), (53, 4375384), (104, 2229763), (106, 2187692), (212, 1093846), (424, 546923), (689, 336568), (1378, 168284), (2756, 84142), (5512, 42071)]