1222928

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 2767680

約数和(自身を除く): 1544752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 179, 244, 358, 427, 488, 716, 854, 976, 1253, 1432, 1708, 2506, 2864, 3416, 5012, 6832, 10024, 10919, 20048, 21838, 43676, 76433, 87352, 152866, 174704, 305732, 611464, 1222928]

約数ペア:

[(1, 1222928), (2, 611464), (4, 305732), (7, 174704), (8, 152866), (14, 87352), (16, 76433), (28, 43676), (56, 21838), (61, 20048), (112, 10919), (122, 10024), (179, 6832), (244, 5012), (358, 3416), (427, 2864), (488, 2506), (716, 1708), (854, 1432), (976, 1253)]