318645

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 565656

約数和(自身を除く): 247011

約数列:

[1, 3, 5, 9, 15, 45, 73, 97, 219, 291, 365, 485, 657, 873, 1095, 1455, 3285, 4365, 7081, 21243, 35405, 63729, 106215, 318645]

約数ペア:

[(1, 318645), (3, 106215), (5, 63729), (9, 35405), (15, 21243), (45, 7081), (73, 4365), (97, 3285), (219, 1455), (291, 1095), (365, 873), (485, 657)]