261201648

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{147073}}^1$

素因数の和:147121

約数の個数: 40

約数和(自身を含む): 693012688

約数和(自身を除く): 431811040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 147073, 294146, 441219, 588292, 882438, 1176584, 1764876, 2353168, 3529752, 5441701, 7059504, 10883402, 16325103, 21766804, 32650206, 43533608, 65300412, 87067216, 130600824, 261201648]

約数ペア:

[(1, 261201648), (2, 130600824), (3, 87067216), (4, 65300412), (6, 43533608), (8, 32650206), (12, 21766804), (16, 16325103), (24, 10883402), (37, 7059504), (48, 5441701), (74, 3529752), (111, 2353168), (148, 1764876), (222, 1176584), (296, 882438), (444, 588292), (592, 441219), (888, 294146), (1776, 147073)]