247788015

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{593}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 402874560

約数和(自身を除く): 155086545

約数列:

[1, 3, 5, 15, 89, 267, 313, 445, 593, 939, 1335, 1565, 1779, 2965, 4695, 8895, 27857, 52777, 83571, 139285, 158331, 185609, 263885, 417855, 556827, 791655, 928045, 2784135, 16519201, 49557603, 82596005, 247788015]

約数ペア:

[(1, 247788015), (3, 82596005), (5, 49557603), (15, 16519201), (89, 2784135), (267, 928045), (313, 791655), (445, 556827), (593, 417855), (939, 263885), (1335, 185609), (1565, 158331), (1779, 139285), (2965, 83571), (4695, 52777), (8895, 27857)]