51495405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 89281920

約数和(自身を除く): 37786515

約数列:

[1, 3, 5, 13, 15, 39, 65, 181, 195, 543, 905, 1459, 2353, 2715, 4377, 7059, 7295, 11765, 18967, 21885, 35295, 56901, 94835, 264079, 284505, 792237, 1320395, 3433027, 3961185, 10299081, 17165135, 51495405]

約数ペア:

[(1, 51495405), (3, 17165135), (5, 10299081), (13, 3961185), (15, 3433027), (39, 1320395), (65, 792237), (181, 284505), (195, 264079), (543, 94835), (905, 56901), (1459, 35295), (2353, 21885), (2715, 18967), (4377, 11765), (7059, 7295)]