201680885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 287637504

約数和(自身を除く): 85956619

約数列:

[1, 5, 7, 31, 35, 151, 155, 217, 755, 1057, 1085, 1231, 4681, 5285, 6155, 8617, 23405, 32767, 38161, 43085, 163835, 185881, 190805, 267127, 929405, 1301167, 1335635, 5762311, 6505835, 28811555, 40336177, 201680885]

約数ペア:

[(1, 201680885), (5, 40336177), (7, 28811555), (31, 6505835), (35, 5762311), (151, 1335635), (155, 1301167), (217, 929405), (755, 267127), (1057, 190805), (1085, 185881), (1231, 163835), (4681, 43085), (5285, 38161), (6155, 32767), (8617, 23405)]