345778946

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{143239}}^1$

素因数の和:143329

約数の個数: 16

約数和(自身を含む): 556917120

約数和(自身を除く): 211138174

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 143239, 286478, 2435063, 4870126, 10169969, 20339938, 172889473, 345778946]

約数ペア:

[(1, 345778946), (2, 172889473), (17, 20339938), (34, 10169969), (71, 4870126), (142, 2435063), (1207, 286478), (2414, 143239)]