28508719215

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{306991}}^1$

素因数の和:307191

約数の個数: 32

約数和(自身を含む): 47036086272

約数和(自身を除く): 18527367057

約数列:

[1, 3, 5, 15, 41, 123, 151, 205, 453, 615, 755, 2265, 6191, 18573, 30955, 92865, 306991, 920973, 1534955, 4604865, 12586631, 37759893, 46355641, 62933155, 139066923, 188799465, 231778205, 695334615, 1900581281, 5701743843, 9502906405, 28508719215]

約数ペア:

[(1, 28508719215), (3, 9502906405), (5, 5701743843), (15, 1900581281), (41, 695334615), (123, 231778205), (151, 188799465), (205, 139066923), (453, 62933155), (615, 46355641), (755, 37759893), (2265, 12586631), (6191, 4604865), (18573, 1534955), (30955, 920973), (92865, 306991)]