12628575

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 23703840

約数和(自身を除く): 11075265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 353, 477, 675, 795, 1059, 1325, 1431, 1765, 2385, 3177, 3975, 5295, 7155, 8825, 9531, 11925, 15885, 18709, 26475, 35775, 47655, 56127, 79425, 93545, 168381, 238275, 280635, 467725, 505143, 841905, 1403175, 2525715, 4209525, 12628575]

約数ペア:

[(1, 12628575), (3, 4209525), (5, 2525715), (9, 1403175), (15, 841905), (25, 505143), (27, 467725), (45, 280635), (53, 238275), (75, 168381), (135, 93545), (159, 79425), (225, 56127), (265, 47655), (353, 35775), (477, 26475), (675, 18709), (795, 15885), (1059, 11925), (1325, 9531), (1431, 8825), (1765, 7155), (2385, 5295), (3177, 3975)]