4890405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 8709120

約数和(自身を除く): 3818715

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 809, 1209, 2015, 2427, 4045, 6045, 10517, 12135, 25079, 31551, 52585, 75237, 125395, 157755, 326027, 376185, 978081, 1630135, 4890405]

約数ペア:

[(1, 4890405), (3, 1630135), (5, 978081), (13, 376185), (15, 326027), (31, 157755), (39, 125395), (65, 75237), (93, 52585), (155, 31551), (195, 25079), (403, 12135), (465, 10517), (809, 6045), (1209, 4045), (2015, 2427)]