1292358145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{20063}}^1$

素因数の和:21072

約数の個数: 16

約数和(自身を含む): 1671892992

約数和(自身を除く): 379534847

約数列:

[1, 5, 13, 65, 991, 4955, 12883, 20063, 64415, 100315, 260819, 1304095, 19882433, 99412165, 258471629, 1292358145]

約数ペア:

[(1, 1292358145), (5, 258471629), (13, 99412165), (65, 19882433), (991, 1304095), (4955, 260819), (12883, 100315), (20063, 64415)]