257432208

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{487561}}^1$

素因数の和:487583

約数の個数: 40

約数和(自身を含む): 725492256

約数和(自身を除く): 468060048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 487561, 975122, 1462683, 1950244, 2925366, 3900488, 5363171, 5850732, 7800976, 10726342, 11701464, 16089513, 21452684, 23402928, 32179026, 42905368, 64358052, 85810736, 128716104, 257432208]

約数ペア:

[(1, 257432208), (2, 128716104), (3, 85810736), (4, 64358052), (6, 42905368), (8, 32179026), (11, 23402928), (12, 21452684), (16, 16089513), (22, 11701464), (24, 10726342), (33, 7800976), (44, 5850732), (48, 5363171), (66, 3900488), (88, 2925366), (132, 1950244), (176, 1462683), (264, 975122), (528, 487561)]