285290719

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 378561600

約数和(自身を除く): 93270881

約数列:

[1, 7, 17, 19, 29, 119, 133, 203, 229, 323, 361, 493, 551, 1603, 2261, 2527, 3451, 3857, 3893, 4351, 6137, 6641, 9367, 10469, 27251, 30457, 42959, 46487, 65569, 73283, 73967, 82669, 112897, 126179, 177973, 517769, 578683, 790279, 883253, 1245811, 1405373, 2145043, 2397401, 9837611, 15015301, 16781807, 40755817, 285290719]

約数ペア:

[(1, 285290719), (7, 40755817), (17, 16781807), (19, 15015301), (29, 9837611), (119, 2397401), (133, 2145043), (203, 1405373), (229, 1245811), (323, 883253), (361, 790279), (493, 578683), (551, 517769), (1603, 177973), (2261, 126179), (2527, 112897), (3451, 82669), (3857, 73967), (3893, 73283), (4351, 65569), (6137, 46487), (6641, 42959), (9367, 30457), (10469, 27251)]