25515154

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 45069696

約数和(自身を除く): 19554542

約数列:

[1, 2, 7, 14, 53, 106, 137, 251, 274, 371, 502, 742, 959, 1757, 1918, 3514, 7261, 13303, 14522, 26606, 34387, 50827, 68774, 93121, 101654, 186242, 240709, 481418, 1822511, 3645022, 12757577, 25515154]

約数ペア:

[(1, 25515154), (2, 12757577), (7, 3645022), (14, 1822511), (53, 481418), (106, 240709), (137, 186242), (251, 101654), (274, 93121), (371, 68774), (502, 50827), (742, 34387), (959, 26606), (1757, 14522), (1918, 13303), (3514, 7261)]