172885181

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{857}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 211273920

約数和(自身を除く): 38388739

約数列:

[1, 7, 23, 49, 161, 179, 857, 1127, 1253, 4117, 5999, 8771, 19711, 28819, 41993, 137977, 153403, 201733, 965839, 1073821, 3528269, 7516747, 24697883, 172885181]

約数ペア:

[(1, 172885181), (7, 24697883), (23, 7516747), (49, 3528269), (161, 1073821), (179, 965839), (857, 201733), (1127, 153403), (1253, 137977), (4117, 41993), (5999, 28819), (8771, 19711)]