31231816

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7243}}^1$

素因数の和:7274

約数の個数: 48

約数和(自身を含む): 74323440

約数和(自身を除く): 43091624

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 7243, 14486, 28972, 50701, 57944, 79673, 101402, 159346, 202804, 318692, 354907, 405608, 557711, 637384, 709814, 1115422, 1419628, 2230844, 2839256, 3903977, 4461688, 7807954, 15615908, 31231816]

約数ペア:

[(1, 31231816), (2, 15615908), (4, 7807954), (7, 4461688), (8, 3903977), (11, 2839256), (14, 2230844), (22, 1419628), (28, 1115422), (44, 709814), (49, 637384), (56, 557711), (77, 405608), (88, 354907), (98, 318692), (154, 202804), (196, 159346), (308, 101402), (392, 79673), (539, 57944), (616, 50701), (1078, 28972), (2156, 14486), (4312, 7243)]