981574945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{11807}}^1$

素因数の和:13104

約数の個数: 16

約数和(自身を含む): 1269596160

約数和(自身を除く): 288021215

約数列:

[1, 5, 13, 65, 1279, 6395, 11807, 16627, 59035, 83135, 153491, 767455, 15101153, 75505765, 196314989, 981574945]

約数ペア:

[(1, 981574945), (5, 196314989), (13, 75505765), (65, 15101153), (1279, 767455), (6395, 153491), (11807, 83135), (16627, 59035)]