12615715

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 18570240

約数和(自身を除く): 5954525

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 311, 427, 665, 1159, 1555, 2135, 2177, 5795, 5909, 8113, 10885, 18971, 29545, 40565, 41363, 94855, 132797, 206815, 360449, 663985, 1802245, 2523143, 12615715]

約数ペア:

[(1, 12615715), (5, 2523143), (7, 1802245), (19, 663985), (35, 360449), (61, 206815), (95, 132797), (133, 94855), (305, 41363), (311, 40565), (427, 29545), (665, 18971), (1159, 10885), (1555, 8113), (2135, 5909), (2177, 5795)]