1276227515

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1\times {\mathrm{1993}}^1$

素因数の和:3526

約数の個数: 16

約数和(自身を含む): 1550534400

約数和(自身を除く): 274306885

約数列:

[1, 5, 89, 445, 1439, 1993, 7195, 9965, 128071, 177377, 640355, 886885, 2867927, 14339635, 255245503, 1276227515]

約数ペア:

[(1, 1276227515), (5, 255245503), (89, 14339635), (445, 2867927), (1439, 886885), (1993, 640355), (7195, 177377), (9965, 128071)]