12315615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 21422016

約数和(自身を除く): 9106401

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 461, 685, 1383, 1781, 2055, 2305, 5343, 5993, 6915, 8905, 17979, 26715, 29965, 63157, 89895, 189471, 315785, 821041, 947355, 2463123, 4105205, 12315615]

約数ペア:

[(1, 12315615), (3, 4105205), (5, 2463123), (13, 947355), (15, 821041), (39, 315785), (65, 189471), (137, 89895), (195, 63157), (411, 29965), (461, 26715), (685, 17979), (1383, 8905), (1781, 6915), (2055, 5993), (2305, 5343)]