15143345

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 22726656

約数和(自身を除く): 7583311

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 821, 1085, 2635, 3689, 4105, 5747, 13957, 18445, 25451, 28735, 69785, 97699, 127255, 178157, 432667, 488495, 890785, 2163335, 3028669, 15143345]

約数ペア:

[(1, 15143345), (5, 3028669), (7, 2163335), (17, 890785), (31, 488495), (35, 432667), (85, 178157), (119, 127255), (155, 97699), (217, 69785), (527, 28735), (595, 25451), (821, 18445), (1085, 13957), (2635, 5747), (3689, 4105)]