28168864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 59888808

約数和(自身を除く): 31719944

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 68, 106, 136, 212, 272, 424, 544, 848, 901, 977, 1696, 1802, 1954, 3604, 3908, 7208, 7816, 14416, 15632, 16609, 28832, 31264, 33218, 51781, 66436, 103562, 132872, 207124, 265744, 414248, 531488, 828496, 880277, 1656992, 1760554, 3521108, 7042216, 14084432, 28168864]

約数ペア:

[(1, 28168864), (2, 14084432), (4, 7042216), (8, 3521108), (16, 1760554), (17, 1656992), (32, 880277), (34, 828496), (53, 531488), (68, 414248), (106, 265744), (136, 207124), (212, 132872), (272, 103562), (424, 66436), (544, 51781), (848, 33218), (901, 31264), (977, 28832), (1696, 16609), (1802, 15632), (1954, 14416), (3604, 7816), (3908, 7208)]