81670402

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{1201}}^1$

素因数の和:1506

約数の個数: 24

約数和(自身を含む): 135246636

約数和(自身を除く): 53576234

約数列:

[1, 2, 11, 22, 121, 242, 281, 562, 1201, 2402, 3091, 6182, 13211, 26422, 34001, 68002, 145321, 290642, 337481, 674962, 3712291, 7424582, 40835201, 81670402]

約数ペア:

[(1, 81670402), (2, 40835201), (11, 7424582), (22, 3712291), (121, 674962), (242, 337481), (281, 290642), (562, 145321), (1201, 68002), (2402, 34001), (3091, 26422), (6182, 13211)]