65511345

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 107308800

約数和(自身を除く): 41797455

約数列:

[1, 3, 5, 15, 71, 137, 213, 355, 411, 449, 685, 1065, 1347, 2055, 2245, 6735, 9727, 29181, 31879, 48635, 61513, 95637, 145905, 159395, 184539, 307565, 478185, 922695, 4367423, 13102269, 21837115, 65511345]

約数ペア:

[(1, 65511345), (3, 21837115), (5, 13102269), (15, 4367423), (71, 922695), (137, 478185), (213, 307565), (355, 184539), (411, 159395), (449, 145905), (685, 95637), (1065, 61513), (1347, 48635), (2055, 31879), (2245, 29181), (6735, 9727)]