31456019

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4157}}^1$

素因数の和:4234

約数の個数: 16

約数和(自身を含む): 38320128

約数和(自身を除く): 6864109

約数列:

[1, 7, 23, 47, 161, 329, 1081, 4157, 7567, 29099, 95611, 195379, 669277, 1367653, 4493717, 31456019]

約数ペア:

[(1, 31456019), (7, 4493717), (23, 1367653), (47, 669277), (161, 195379), (329, 95611), (1081, 29099), (4157, 7567)]