1254011087

素因数分解:

$7^4\times {\mathrm{173}}^1\times {\mathrm{3019}}^1$

素因数の和:3220

約数の個数: 20

約数和(自身を含む): 1471869480

約数和(自身を除く): 217858393

約数列:

[1, 7, 49, 173, 343, 1211, 2401, 3019, 8477, 21133, 59339, 147931, 415373, 522287, 1035517, 3656009, 7248619, 25592063, 179144441, 1254011087]

約数ペア:

[(1, 1254011087), (7, 179144441), (49, 25592063), (173, 7248619), (343, 3656009), (1211, 1035517), (2401, 522287), (3019, 415373), (8477, 147931), (21133, 59339)]