129509457

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3571}}^1$

素因数の和:3749

約数の個数: 32

約数和(自身を含む): 216720384

約数和(自身を除く): 87210927

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 1099, 1727, 3297, 3571, 5181, 10713, 12089, 24997, 36267, 39281, 74991, 117843, 274967, 560647, 824901, 1681941, 3924529, 6167117, 11773587, 18501351, 43169819, 129509457]

約数ペア:

[(1, 129509457), (3, 43169819), (7, 18501351), (11, 11773587), (21, 6167117), (33, 3924529), (77, 1681941), (157, 824901), (231, 560647), (471, 274967), (1099, 117843), (1727, 74991), (3297, 39281), (3571, 36267), (5181, 24997), (10713, 12089)]