15285855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1823}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 11680161

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 1823, 2795, 5469, 8385, 9115, 23699, 27345, 71097, 78389, 118495, 235167, 355485, 391945, 1019057, 1175835, 3057171, 5095285, 15285855]

約数ペア:

[(1, 15285855), (3, 5095285), (5, 3057171), (13, 1175835), (15, 1019057), (39, 391945), (43, 355485), (65, 235167), (129, 118495), (195, 78389), (215, 71097), (559, 27345), (645, 23699), (1677, 9115), (1823, 8385), (2795, 5469)]