87139171

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 108564480

約数和(自身を除く): 21425309

約数列:

[1, 7, 29, 31, 61, 203, 217, 227, 427, 899, 1589, 1769, 1891, 6293, 6583, 7037, 12383, 13237, 13847, 46081, 49259, 54839, 96929, 204073, 383873, 401563, 429257, 1428511, 2810941, 3004799, 12448453, 87139171]

約数ペア:

[(1, 87139171), (7, 12448453), (29, 3004799), (31, 2810941), (61, 1428511), (203, 429257), (217, 401563), (227, 383873), (427, 204073), (899, 96929), (1589, 54839), (1769, 49259), (1891, 46081), (6293, 13847), (6583, 13237), (7037, 12383)]