70028021

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 81306624

約数和(自身を除く): 11278603

約数列:

[1, 7, 113, 223, 397, 791, 1561, 2779, 25199, 44861, 88531, 176393, 314027, 619717, 10004003, 70028021]

約数ペア:

[(1, 70028021), (7, 10004003), (113, 619717), (223, 314027), (397, 176393), (791, 88531), (1561, 44861), (2779, 25199)]