309939116

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{2499509}}^1$

素因数の和:2499544

約数の個数: 12

約数和(自身を含む): 559890240

約数和(自身を除く): 249951124

約数列:

[1, 2, 4, 31, 62, 124, 2499509, 4999018, 9998036, 77484779, 154969558, 309939116]

約数ペア:

[(1, 309939116), (2, 154969558), (4, 77484779), (31, 9998036), (62, 4999018), (124, 2499509)]