68775718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{20981}}^1$

素因数の和:21143

約数の個数: 16

約数和(自身を含む): 113302800

約数和(自身を除く): 44527082

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 20981, 41962, 230791, 461582, 3126169, 6252338, 34387859, 68775718]

約数ペア:

[(1, 68775718), (2, 34387859), (11, 6252338), (22, 3126169), (149, 461582), (298, 230791), (1639, 41962), (3278, 20981)]