660993885

素因数分解:

$3^3\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{3889}}^1$

素因数の和:5162

約数の個数: 32

約数和(自身を含む): 1176336000

約数和(自身を除く): 515342115

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1259, 3777, 3889, 6295, 11331, 11667, 18885, 19445, 33993, 35001, 56655, 58335, 105003, 169965, 175005, 525015, 4896251, 14688753, 24481255, 44066259, 73443765, 132198777, 220331295, 660993885]

約数ペア:

[(1, 660993885), (3, 220331295), (5, 132198777), (9, 73443765), (15, 44066259), (27, 24481255), (45, 14688753), (135, 4896251), (1259, 525015), (3777, 175005), (3889, 169965), (6295, 105003), (11331, 58335), (11667, 56655), (18885, 35001), (19445, 33993)]