1640287593

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{119983}}^1$

素因数の和:120034

約数の個数: 36

約数和(自身を含む): 2845060608

約数和(自身を除く): 1204773015

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 13671, 119983, 359949, 839881, 1079847, 2519643, 3719473, 5879167, 7558929, 11158419, 17637501, 26036311, 33475257, 52912503, 78108933, 182254177, 234326799, 546762531, 1640287593]

約数ペア:

[(1, 1640287593), (3, 546762531), (7, 234326799), (9, 182254177), (21, 78108933), (31, 52912503), (49, 33475257), (63, 26036311), (93, 17637501), (147, 11158419), (217, 7558929), (279, 5879167), (441, 3719473), (651, 2519643), (1519, 1079847), (1953, 839881), (4557, 359949), (13671, 119983)]