12565215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 24006528

約数和(自身を除く): 11441313

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 457, 585, 611, 705, 1371, 1833, 2115, 2285, 3055, 4113, 5499, 5941, 6855, 9165, 17823, 20565, 21479, 27495, 29705, 53469, 64437, 89115, 107395, 193311, 267345, 279227, 322185, 837681, 966555, 1396135, 2513043, 4188405, 12565215]

約数ペア:

[(1, 12565215), (3, 4188405), (5, 2513043), (9, 1396135), (13, 966555), (15, 837681), (39, 322185), (45, 279227), (47, 267345), (65, 193311), (117, 107395), (141, 89115), (195, 64437), (235, 53469), (423, 29705), (457, 27495), (585, 21479), (611, 20565), (705, 17823), (1371, 9165), (1833, 6855), (2115, 5941), (2285, 5499), (3055, 4113)]