123201208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{17681}}^1$

素因数の和:17767

約数の個数: 32

約数和(自身を含む): 252498960

約数和(自身を除く): 129297752

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 17681, 35362, 70724, 141448, 229853, 459706, 919412, 1184627, 1838824, 2369254, 4738508, 9477016, 15400151, 30800302, 61600604, 123201208]

約数ペア:

[(1, 123201208), (2, 61600604), (4, 30800302), (8, 15400151), (13, 9477016), (26, 4738508), (52, 2369254), (67, 1838824), (104, 1184627), (134, 919412), (268, 459706), (536, 229853), (871, 141448), (1742, 70724), (3484, 35362), (6968, 17681)]