72870194

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1082

約数の個数: 24

約数和(自身を含む): 117077520

約数和(自身を除く): 44207326

約数列:

[1, 2, 17, 34, 139, 278, 289, 578, 907, 1814, 2363, 4726, 15419, 30838, 40171, 80342, 126073, 252146, 262123, 524246, 2143241, 4286482, 36435097, 72870194]

約数ペア:

[(1, 72870194), (2, 36435097), (17, 4286482), (34, 2143241), (139, 524246), (278, 262123), (289, 252146), (578, 126073), (907, 80342), (1814, 40171), (2363, 30838), (4726, 15419)]