86656778

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 149890176

約数和(自身を除く): 63233398

約数列:

[1, 2, 13, 23, 26, 46, 71, 142, 157, 169, 299, 314, 338, 598, 923, 1633, 1846, 2041, 3266, 3611, 3887, 4082, 7222, 7774, 11147, 11999, 21229, 22294, 23998, 26533, 42458, 46943, 53066, 93886, 144911, 256381, 275977, 289822, 512762, 551954, 610259, 1220518, 1883843, 3332953, 3767686, 6665906, 43328389, 86656778]

約数ペア:

[(1, 86656778), (2, 43328389), (13, 6665906), (23, 3767686), (26, 3332953), (46, 1883843), (71, 1220518), (142, 610259), (157, 551954), (169, 512762), (299, 289822), (314, 275977), (338, 256381), (598, 144911), (923, 93886), (1633, 53066), (1846, 46943), (2041, 42458), (3266, 26533), (3611, 23998), (3887, 22294), (4082, 21229), (7222, 11999), (7774, 11147)]