217023310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{17921}}^1$

素因数の和:18108

約数の個数: 32

約数和(自身を含む): 449053632

約数和(自身を除く): 232030322

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1730, 2422, 6055, 12110, 17921, 35842, 89605, 125447, 179210, 250894, 627235, 1254470, 3100333, 6200666, 15501665, 21702331, 31003330, 43404662, 108511655, 217023310]

約数ペア:

[(1, 217023310), (2, 108511655), (5, 43404662), (7, 31003330), (10, 21702331), (14, 15501665), (35, 6200666), (70, 3100333), (173, 1254470), (346, 627235), (865, 250894), (1211, 179210), (1730, 125447), (2422, 89605), (6055, 35842), (12110, 17921)]