172860252887

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{20021}}^1$

素因数の和:20268

約数の個数: 48

約数和(自身を含む): 215614835712

約数和(自身を除く): 42754582825

約数列:

[1, 7, 23, 47, 49, 161, 163, 329, 1081, 1127, 1141, 2303, 3749, 7567, 7661, 7987, 20021, 26243, 52969, 53627, 140147, 176203, 183701, 375389, 460483, 940987, 981029, 1233421, 3223381, 3263423, 6586909, 8633947, 21642701, 22563667, 22843961, 46108363, 75058729, 151498907, 153380881, 159907727, 525411103, 1060492349, 1073666167, 3527760263, 3677877721, 7515663169, 24694321841, 172860252887]

約数ペア:

[(1, 172860252887), (7, 24694321841), (23, 7515663169), (47, 3677877721), (49, 3527760263), (161, 1073666167), (163, 1060492349), (329, 525411103), (1081, 159907727), (1127, 153380881), (1141, 151498907), (2303, 75058729), (3749, 46108363), (7567, 22843961), (7661, 22563667), (7987, 21642701), (20021, 8633947), (26243, 6586909), (52969, 3263423), (53627, 3223381), (140147, 1233421), (176203, 981029), (183701, 940987), (375389, 460483)]