12553664823

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{644869}}^1$

素因数の和:644988

約数の個数: 32

約数和(自身を含む): 21461273600

約数和(自身を除く): 8907608777

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 2163, 2781, 6489, 19467, 644869, 1934607, 4514083, 5803821, 13542249, 17411463, 40626747, 66421507, 121880241, 199264521, 464950549, 597793563, 1394851647, 1793380689, 4184554941, 12553664823]

約数ペア:

[(1, 12553664823), (3, 4184554941), (7, 1793380689), (9, 1394851647), (21, 597793563), (27, 464950549), (63, 199264521), (103, 121880241), (189, 66421507), (309, 40626747), (721, 17411463), (927, 13542249), (2163, 5803821), (2781, 4514083), (6489, 1934607), (19467, 644869)]