31223990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2671}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 64641024

約数和(自身を除く): 33417034

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1670, 2338, 2671, 5342, 5845, 11690, 13355, 18697, 26710, 37394, 93485, 186970, 446057, 892114, 2230285, 3122399, 4460570, 6244798, 15611995, 31223990]

約数ペア:

[(1, 31223990), (2, 15611995), (5, 6244798), (7, 4460570), (10, 3122399), (14, 2230285), (35, 892114), (70, 446057), (167, 186970), (334, 93485), (835, 37394), (1169, 26710), (1670, 18697), (2338, 13355), (2671, 11690), (5342, 5845)]