40990411

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 52555824

約数和(自身を除く): 11565413

約数列:

[1, 7, 11, 49, 77, 113, 539, 673, 791, 1243, 4711, 5537, 7403, 8701, 32977, 51821, 60907, 76049, 362747, 532343, 836539, 3726401, 5855773, 40990411]

約数ペア:

[(1, 40990411), (7, 5855773), (11, 3726401), (49, 836539), (77, 532343), (113, 362747), (539, 76049), (673, 60907), (791, 51821), (1243, 32977), (4711, 8701), (5537, 7403)]