71347216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{108761}}^1$

素因数の和:108810

約数の個数: 20

約数和(自身を含む): 141608124

約数和(自身を除く): 70260908

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 108761, 217522, 435044, 870088, 1740176, 4459201, 8918402, 17836804, 35673608, 71347216]

約数ペア:

[(1, 71347216), (2, 35673608), (4, 17836804), (8, 8918402), (16, 4459201), (41, 1740176), (82, 870088), (164, 435044), (328, 217522), (656, 108761)]