257121552

素因数分解:

$2^4\times 3^1\times {\mathrm{149}}^1\times {\mathrm{35951}}^1$

素因数の和:36111

約数の個数: 40

約数和(自身を含む): 668707200

約数和(自身を除く): 411585648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 149, 298, 447, 596, 894, 1192, 1788, 2384, 3576, 7152, 35951, 71902, 107853, 143804, 215706, 287608, 431412, 575216, 862824, 1725648, 5356699, 10713398, 16070097, 21426796, 32140194, 42853592, 64280388, 85707184, 128560776, 257121552]

約数ペア:

[(1, 257121552), (2, 128560776), (3, 85707184), (4, 64280388), (6, 42853592), (8, 32140194), (12, 21426796), (16, 16070097), (24, 10713398), (48, 5356699), (149, 1725648), (298, 862824), (447, 575216), (596, 431412), (894, 287608), (1192, 215706), (1788, 143804), (2384, 107853), (3576, 71902), (7152, 35951)]