72231866

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 129600000

約数和(自身を除く): 57368134

約数列:

[1, 2, 7, 14, 29, 58, 89, 178, 203, 406, 623, 1246, 1999, 2581, 3998, 5162, 13993, 18067, 27986, 36134, 57971, 115942, 177911, 355822, 405797, 811594, 1245377, 2490754, 5159419, 10318838, 36115933, 72231866]

約数ペア:

[(1, 72231866), (2, 36115933), (7, 10318838), (14, 5159419), (29, 2490754), (58, 1245377), (89, 811594), (178, 405797), (203, 355822), (406, 177911), (623, 115942), (1246, 57971), (1999, 36134), (2581, 27986), (3998, 18067), (5162, 13993)]