78816345

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 131068800

約数和(自身を除く): 52252455

約数列:

[1, 3, 5, 15, 29, 87, 145, 409, 435, 443, 1227, 1329, 2045, 2215, 6135, 6645, 11861, 12847, 35583, 38541, 59305, 64235, 177915, 181187, 192705, 543561, 905935, 2717805, 5254423, 15763269, 26272115, 78816345]

約数ペア:

[(1, 78816345), (3, 26272115), (5, 15763269), (15, 5254423), (29, 2717805), (87, 905935), (145, 543561), (409, 192705), (435, 181187), (443, 177915), (1227, 64235), (1329, 59305), (2045, 38541), (2215, 35583), (6135, 12847), (6645, 11861)]