73012009

素因数分解:

$7^4\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 87122304

約数和(自身を除く): 14110295

約数列:

[1, 7, 47, 49, 329, 343, 647, 2303, 2401, 4529, 16121, 30409, 31703, 112847, 212863, 221921, 1490041, 1553447, 10430287, 73012009]

約数ペア:

[(1, 73012009), (7, 10430287), (47, 1553447), (49, 1490041), (329, 221921), (343, 212863), (647, 112847), (2303, 31703), (2401, 30409), (4529, 16121)]