987063808

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{62189}}^1$

素因数の和:62238

約数の個数: 40

約数和(自身を含む): 2035851840

約数和(自身を除く): 1048788032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 62189, 124378, 248756, 497512, 995024, 1927859, 1990048, 3855718, 3980096, 7711436, 7960192, 15422872, 15920384, 30845744, 31840768, 61691488, 123382976, 246765952, 493531904, 987063808]

約数ペア:

[(1, 987063808), (2, 493531904), (4, 246765952), (8, 123382976), (16, 61691488), (31, 31840768), (32, 30845744), (62, 15920384), (64, 15422872), (124, 7960192), (128, 7711436), (248, 3980096), (256, 3855718), (496, 1990048), (512, 1927859), (992, 995024), (1984, 497512), (3968, 248756), (7936, 124378), (15872, 62189)]