349405616

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72551}}^1$

素因数の和:72609

約数の個数: 40

約数和(自身を含む): 791687424

約数和(自身を除く): 442281808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 72551, 145102, 290204, 507857, 580408, 1015714, 1160816, 2031428, 3119693, 4062856, 6239386, 8125712, 12478772, 21837851, 24957544, 43675702, 49915088, 87351404, 174702808, 349405616]

約数ペア:

[(1, 349405616), (2, 174702808), (4, 87351404), (7, 49915088), (8, 43675702), (14, 24957544), (16, 21837851), (28, 12478772), (43, 8125712), (56, 6239386), (86, 4062856), (112, 3119693), (172, 2031428), (301, 1160816), (344, 1015714), (602, 580408), (688, 507857), (1204, 290204), (2408, 145102), (4816, 72551)]