72876105

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 131980992

約数和(自身を除く): 59104887

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 1545, 1747, 2781, 4635, 5241, 8343, 8735, 13905, 15723, 26205, 41715, 47169, 78615, 141507, 179941, 235845, 539823, 707535, 899705, 1619469, 2699115, 4858407, 8097345, 14575221, 24292035, 72876105]

約数ペア:

[(1, 72876105), (3, 24292035), (5, 14575221), (9, 8097345), (15, 4858407), (27, 2699115), (45, 1619469), (81, 899705), (103, 707535), (135, 539823), (309, 235845), (405, 179941), (515, 141507), (927, 78615), (1545, 47169), (1747, 41715), (2781, 26205), (4635, 15723), (5241, 13905), (8343, 8735)]