7966125

素因数分解:

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

素因数の和:191

約数の個数: 48

約数和(自身を含む): 14707056

約数和(自身を除く): 6740931

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 97, 125, 219, 225, 291, 365, 375, 485, 657, 873, 1095, 1125, 1455, 1825, 2425, 3285, 4365, 5475, 7081, 7275, 9125, 12125, 16425, 21243, 21825, 27375, 35405, 36375, 63729, 82125, 106215, 109125, 177025, 318645, 531075, 885125, 1593225, 2655375, 7966125]

約数ペア:

[(1, 7966125), (3, 2655375), (5, 1593225), (9, 885125), (15, 531075), (25, 318645), (45, 177025), (73, 109125), (75, 106215), (97, 82125), (125, 63729), (219, 36375), (225, 35405), (291, 27375), (365, 21825), (375, 21243), (485, 16425), (657, 12125), (873, 9125), (1095, 7275), (1125, 7081), (1455, 5475), (1825, 4365), (2425, 3285)]