1261208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 2598960

約数和(自身を除く): 1337752

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 181, 268, 362, 536, 724, 871, 1448, 1742, 2353, 3484, 4706, 6968, 9412, 12127, 18824, 24254, 48508, 97016, 157651, 315302, 630604, 1261208]

約数ペア:

[(1, 1261208), (2, 630604), (4, 315302), (8, 157651), (13, 97016), (26, 48508), (52, 24254), (67, 18824), (104, 12127), (134, 9412), (181, 6968), (268, 4706), (362, 3484), (536, 2353), (724, 1742), (871, 1448)]