287289930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{21617}}^1$

素因数の和:22070

約数の個数: 32

約数和(自身を含む): 691084224

約数和(自身を除く): 403794294

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 443, 886, 1329, 2215, 2658, 4430, 6645, 13290, 21617, 43234, 64851, 108085, 129702, 216170, 324255, 648510, 9576331, 19152662, 28728993, 47881655, 57457986, 95763310, 143644965, 287289930]

約数ペア:

[(1, 287289930), (2, 143644965), (3, 95763310), (5, 57457986), (6, 47881655), (10, 28728993), (15, 19152662), (30, 9576331), (443, 648510), (886, 324255), (1329, 216170), (2215, 129702), (2658, 108085), (4430, 64851), (6645, 43234), (13290, 21617)]