90045

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 32

約数和(自身を含む): 172800

約数和(自身を除く): 82755

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 207, 261, 345, 435, 621, 667, 783, 1035, 1305, 2001, 3105, 3335, 3915, 6003, 10005, 18009, 30015, 90045]

約数ペア:

[(1, 90045), (3, 30015), (5, 18009), (9, 10005), (15, 6003), (23, 3915), (27, 3335), (29, 3105), (45, 2001), (69, 1305), (87, 1035), (115, 783), (135, 667), (145, 621), (207, 435), (261, 345)]