978770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7529}}^1$

素因数の和:7549

約数の個数: 16

約数和(自身を含む): 1897560

約数和(自身を除く): 918790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 7529, 15058, 37645, 75290, 97877, 195754, 489385, 978770]

約数ペア:

[(1, 978770), (2, 489385), (5, 195754), (10, 97877), (13, 75290), (26, 37645), (65, 15058), (130, 7529)]