439901408

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1117}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 897047424

約数和(自身を除く): 457146016

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 397, 496, 794, 992, 1117, 1588, 2234, 3176, 4468, 6352, 8936, 12307, 12704, 17872, 24614, 34627, 35744, 49228, 69254, 98456, 138508, 196912, 277016, 393824, 443449, 554032, 886898, 1108064, 1773796, 3547592, 7095184, 13746919, 14190368, 27493838, 54987676, 109975352, 219950704, 439901408]

約数ペア:

[(1, 439901408), (2, 219950704), (4, 109975352), (8, 54987676), (16, 27493838), (31, 14190368), (32, 13746919), (62, 7095184), (124, 3547592), (248, 1773796), (397, 1108064), (496, 886898), (794, 554032), (992, 443449), (1117, 393824), (1588, 277016), (2234, 196912), (3176, 138508), (4468, 98456), (6352, 69254), (8936, 49228), (12307, 35744), (12704, 34627), (17872, 24614)]