28728354565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1\times {\mathrm{4019}}^1$

素因数の和:4593

約数の個数: 32

約数和(自身を含む): 36010967040

約数和(自身を除く): 7282612475

約数列:

[1, 5, 31, 107, 155, 431, 535, 2155, 3317, 4019, 13361, 16585, 20095, 46117, 66805, 124589, 230585, 430033, 622945, 1429627, 1732189, 2150165, 7148135, 8660945, 13331023, 53697859, 66655115, 185344223, 268489295, 926721115, 5745670913, 28728354565]

約数ペア:

[(1, 28728354565), (5, 5745670913), (31, 926721115), (107, 268489295), (155, 185344223), (431, 66655115), (535, 53697859), (2155, 13331023), (3317, 8660945), (4019, 7148135), (13361, 2150165), (16585, 1732189), (20095, 1429627), (46117, 622945), (66805, 430033), (124589, 230585)]