72657893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 95232000

約数和(自身を除く): 22574107

約数列:

[1, 7, 11, 31, 61, 77, 217, 341, 427, 499, 671, 1891, 2387, 3493, 4697, 5489, 13237, 15469, 20801, 30439, 38423, 108283, 145607, 170159, 213073, 334829, 943609, 1191113, 2343803, 6605263, 10379699, 72657893]

約数ペア:

[(1, 72657893), (7, 10379699), (11, 6605263), (31, 2343803), (61, 1191113), (77, 943609), (217, 334829), (341, 213073), (427, 170159), (499, 145607), (671, 108283), (1891, 38423), (2387, 30439), (3493, 20801), (4697, 15469), (5489, 13237)]