71881168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{264269}}^1$

素因数の和:264294

約数の個数: 20

約数和(自身を含む): 147462660

約数和(自身を除く): 75581492

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 264269, 528538, 1057076, 2114152, 4228304, 4492573, 8985146, 17970292, 35940584, 71881168]

約数ペア:

[(1, 71881168), (2, 35940584), (4, 17970292), (8, 8985146), (16, 4492573), (17, 4228304), (34, 2114152), (68, 1057076), (136, 528538), (272, 264269)]