31305918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{745379}}^1$

素因数の和:745391

約数の個数: 16

約数和(自身を含む): 71556480

約数和(自身を除く): 40250562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 745379, 1490758, 2236137, 4472274, 5217653, 10435306, 15652959, 31305918]

約数ペア:

[(1, 31305918), (2, 15652959), (3, 10435306), (6, 5217653), (7, 4472274), (14, 2236137), (21, 1490758), (42, 745379)]