65439945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2749}}^1$

素因数の和:2806

約数の個数: 36

約数和(自身を含む): 118618500

約数和(自身を除く): 53178555

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1587, 2645, 2749, 4761, 7935, 8247, 13745, 23805, 24741, 41235, 63227, 123705, 189681, 316135, 569043, 948405, 1454221, 2845215, 4362663, 7271105, 13087989, 21813315, 65439945]

約数ペア:

[(1, 65439945), (3, 21813315), (5, 13087989), (9, 7271105), (15, 4362663), (23, 2845215), (45, 1454221), (69, 948405), (115, 569043), (207, 316135), (345, 189681), (529, 123705), (1035, 63227), (1587, 41235), (2645, 24741), (2749, 23805), (4761, 13745), (7935, 8247)]