13318310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 25596000

約数和(自身を除く): 12277690

約数列:

[1, 2, 5, 10, 17, 34, 85, 157, 170, 314, 499, 785, 998, 1570, 2495, 2669, 4990, 5338, 8483, 13345, 16966, 26690, 42415, 78343, 84830, 156686, 391715, 783430, 1331831, 2663662, 6659155, 13318310]

約数ペア:

[(1, 13318310), (2, 6659155), (5, 2663662), (10, 1331831), (17, 783430), (34, 391715), (85, 156686), (157, 84830), (170, 78343), (314, 42415), (499, 26690), (785, 16966), (998, 13345), (1570, 8483), (2495, 5338), (2669, 4990)]