161667121

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{977}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 206037216

約数和(自身を除く): 44370095

約数列:

[1, 7, 11, 49, 77, 307, 539, 977, 2149, 3377, 6839, 10747, 15043, 23639, 47873, 75229, 165473, 299939, 526603, 2099573, 3299329, 14697011, 23095303, 161667121]

約数ペア:

[(1, 161667121), (7, 23095303), (11, 14697011), (49, 3299329), (77, 2099573), (307, 526603), (539, 299939), (977, 165473), (2149, 75229), (3377, 47873), (6839, 23639), (10747, 15043)]