1561567191

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1\times {\mathrm{3719}}^1$

素因数の和:5878

約数の個数: 16

約数和(自身を含む): 2114745600

約数和(自身を除く): 553178409

約数列:

[1, 3, 67, 201, 2089, 3719, 6267, 11157, 139963, 249173, 419889, 747519, 7768991, 23306973, 520522397, 1561567191]

約数ペア:

[(1, 1561567191), (3, 520522397), (67, 23306973), (201, 7768991), (2089, 747519), (3719, 419889), (6267, 249173), (11157, 139963)]