53431898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 37288102

約数列:

[1, 2, 13, 23, 26, 46, 199, 299, 398, 449, 598, 898, 2587, 4577, 5174, 5837, 9154, 10327, 11674, 20654, 59501, 89351, 119002, 134251, 178702, 268502, 1161563, 2055073, 2323126, 4110146, 26715949, 53431898]

約数ペア:

[(1, 53431898), (2, 26715949), (13, 4110146), (23, 2323126), (26, 2055073), (46, 1161563), (199, 268502), (299, 178702), (398, 134251), (449, 119002), (598, 89351), (898, 59501), (2587, 20654), (4577, 11674), (5174, 10327), (5837, 9154)]