39386151

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 70946304

約数和(自身を除く): 31560153

約数列:

[1, 3, 7, 9, 21, 31, 43, 49, 63, 67, 93, 129, 147, 201, 217, 279, 301, 387, 441, 469, 603, 651, 903, 1333, 1407, 1519, 1953, 2077, 2107, 2709, 2881, 3283, 3999, 4221, 4557, 6231, 6321, 8643, 9331, 9849, 11997, 13671, 14539, 18693, 18963, 20167, 25929, 27993, 29547, 43617, 60501, 65317, 83979, 89311, 101773, 130851, 141169, 181503, 195951, 267933, 305319, 423507, 587853, 625177, 803799, 915957, 1270521, 1875531, 4376239, 5626593, 13128717, 39386151]

約数ペア:

[(1, 39386151), (3, 13128717), (7, 5626593), (9, 4376239), (21, 1875531), (31, 1270521), (43, 915957), (49, 803799), (63, 625177), (67, 587853), (93, 423507), (129, 305319), (147, 267933), (201, 195951), (217, 181503), (279, 141169), (301, 130851), (387, 101773), (441, 89311), (469, 83979), (603, 65317), (651, 60501), (903, 43617), (1333, 29547), (1407, 27993), (1519, 25929), (1953, 20167), (2077, 18963), (2107, 18693), (2709, 14539), (2881, 13671), (3283, 11997), (3999, 9849), (4221, 9331), (4557, 8643), (6231, 6321)]