31008572

素因数分解:

$2^2\times 7^3\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 64209600

約数和(自身を除く): 33201028

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 233, 343, 388, 466, 679, 686, 932, 1358, 1372, 1631, 2716, 3262, 4753, 6524, 9506, 11417, 19012, 22601, 22834, 33271, 45202, 45668, 66542, 79919, 90404, 133084, 158207, 159838, 316414, 319676, 632828, 1107449, 2214898, 4429796, 7752143, 15504286, 31008572]

約数ペア:

[(1, 31008572), (2, 15504286), (4, 7752143), (7, 4429796), (14, 2214898), (28, 1107449), (49, 632828), (97, 319676), (98, 316414), (194, 159838), (196, 158207), (233, 133084), (343, 90404), (388, 79919), (466, 66542), (679, 45668), (686, 45202), (932, 33271), (1358, 22834), (1372, 22601), (1631, 19012), (2716, 11417), (3262, 9506), (4753, 6524)]