2017815215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 2755101600

約数和(自身を除く): 737286385

約数列:

[1, 5, 13, 29, 65, 67, 145, 169, 335, 377, 845, 871, 1229, 1885, 1943, 4355, 4901, 6145, 9715, 11323, 15977, 24505, 25259, 35641, 56615, 79885, 82343, 126295, 178205, 207701, 328367, 411715, 463333, 1038505, 1070459, 1641835, 2316665, 2387947, 5352295, 6023329, 11939735, 13915967, 30116645, 31043311, 69579835, 155216555, 403563043, 2017815215]

約数ペア:

[(1, 2017815215), (5, 403563043), (13, 155216555), (29, 69579835), (65, 31043311), (67, 30116645), (145, 13915967), (169, 11939735), (335, 6023329), (377, 5352295), (845, 2387947), (871, 2316665), (1229, 1641835), (1885, 1070459), (1943, 1038505), (4355, 463333), (4901, 411715), (6145, 328367), (9715, 207701), (11323, 178205), (15977, 126295), (24505, 82343), (25259, 79885), (35641, 56615)]