840826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 1584000

約数和(自身を除く): 743174

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 109, 133, 203, 218, 266, 406, 551, 763, 1102, 1526, 2071, 3161, 3857, 4142, 6322, 7714, 14497, 22127, 28994, 44254, 60059, 120118, 420413, 840826]

約数ペア:

[(1, 840826), (2, 420413), (7, 120118), (14, 60059), (19, 44254), (29, 28994), (38, 22127), (58, 14497), (109, 7714), (133, 6322), (203, 4142), (218, 3857), (266, 3161), (406, 2071), (551, 1526), (763, 1102)]