31134145

素因数分解:

$5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3989}}^1$

素因数の和:4224

約数の個数: 16

約数和(自身を含む): 42900480

約数和(自身を除く): 11766335

約数列:

[1, 5, 7, 35, 223, 1115, 1561, 3989, 7805, 19945, 27923, 139615, 889547, 4447735, 6226829, 31134145]

約数ペア:

[(1, 31134145), (5, 6226829), (7, 4447735), (35, 889547), (223, 139615), (1115, 27923), (1561, 19945), (3989, 7805)]