25258065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 46400256

約数和(自身を除く): 21142191

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 293, 821, 879, 1465, 2051, 2463, 4105, 4395, 5747, 6153, 10255, 12315, 17241, 28735, 30765, 86205, 240553, 721659, 1202765, 1683871, 3608295, 5051613, 8419355, 25258065]

約数ペア:

[(1, 25258065), (3, 8419355), (5, 5051613), (7, 3608295), (15, 1683871), (21, 1202765), (35, 721659), (105, 240553), (293, 86205), (821, 30765), (879, 28735), (1465, 17241), (2051, 12315), (2463, 10255), (4105, 6153), (4395, 5747)]