313614848

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{19759}}^1$

素因数の和:19808

約数の個数: 40

約数和(自身を含む): 646863360

約数和(自身を除く): 333248512

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 19759, 39518, 79036, 158072, 316144, 612529, 632288, 1225058, 1264576, 2450116, 2529152, 4900232, 5058304, 9800464, 10116608, 19600928, 39201856, 78403712, 156807424, 313614848]

約数ペア:

[(1, 313614848), (2, 156807424), (4, 78403712), (8, 39201856), (16, 19600928), (31, 10116608), (32, 9800464), (62, 5058304), (64, 4900232), (124, 2529152), (128, 2450116), (248, 1264576), (256, 1225058), (496, 632288), (512, 612529), (992, 316144), (1984, 158072), (3968, 79036), (7936, 39518), (15872, 19759)]