231437505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1801}}^1$

素因数の和:2481

約数の個数: 32

約数和(自身を含む): 399611520

約数和(自身を除く): 168174015

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 659, 1801, 1977, 3295, 5403, 8567, 9005, 9885, 23413, 25701, 27015, 42835, 70239, 117065, 128505, 351195, 1186859, 3560577, 5934295, 15429167, 17802885, 46287501, 77145835, 231437505]

約数ペア:

[(1, 231437505), (3, 77145835), (5, 46287501), (13, 17802885), (15, 15429167), (39, 5934295), (65, 3560577), (195, 1186859), (659, 351195), (1801, 128505), (1977, 117065), (3295, 70239), (5403, 42835), (8567, 27015), (9005, 25701), (9885, 23413)]