31409170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{787}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 61161408

約数和(自身を除く): 29752238

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 307, 614, 787, 1535, 1574, 3070, 3935, 3991, 7870, 7982, 10231, 19955, 20462, 39910, 51155, 102310, 241609, 483218, 1208045, 2416090, 3140917, 6281834, 15704585, 31409170]

約数ペア:

[(1, 31409170), (2, 15704585), (5, 6281834), (10, 3140917), (13, 2416090), (26, 1208045), (65, 483218), (130, 241609), (307, 102310), (614, 51155), (787, 39910), (1535, 20462), (1574, 19955), (3070, 10231), (3935, 7982), (3991, 7870)]