1640247045

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1\times {\mathrm{3797}}^1$

素因数の和:4765

約数の個数: 32

約数和(自身を含む): 2712683520

約数和(自身を除く): 1072436475

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 929, 2787, 3797, 4645, 11391, 13935, 18985, 28799, 56955, 86397, 117707, 143995, 353121, 431985, 588535, 1765605, 3527413, 10582239, 17637065, 52911195, 109349803, 328049409, 546749015, 1640247045]

約数ペア:

[(1, 1640247045), (3, 546749015), (5, 328049409), (15, 109349803), (31, 52911195), (93, 17637065), (155, 10582239), (465, 3527413), (929, 1765605), (2787, 588535), (3797, 431985), (4645, 353121), (11391, 143995), (13935, 117707), (18985, 86397), (28799, 56955)]