9877995

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 18100992

約数和(自身を除く): 8222997

約数列:

[1, 3, 5, 9, 15, 31, 45, 73, 93, 97, 155, 219, 279, 291, 365, 465, 485, 657, 873, 1095, 1395, 1455, 2263, 3007, 3285, 4365, 6789, 7081, 9021, 11315, 15035, 20367, 21243, 27063, 33945, 35405, 45105, 63729, 101835, 106215, 135315, 219511, 318645, 658533, 1097555, 1975599, 3292665, 9877995]

約数ペア:

[(1, 9877995), (3, 3292665), (5, 1975599), (9, 1097555), (15, 658533), (31, 318645), (45, 219511), (73, 135315), (93, 106215), (97, 101835), (155, 63729), (219, 45105), (279, 35405), (291, 33945), (365, 27063), (465, 21243), (485, 20367), (657, 15035), (873, 11315), (1095, 9021), (1395, 7081), (1455, 6789), (2263, 4365), (3007, 3285)]