78475905

素因数分解:

$3^3\times 5^1\times {\mathrm{581303}}^1$

素因数の和:581317

約数の個数: 16

約数和(自身を含む): 139512960

約数和(自身を除く): 61037055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 581303, 1743909, 2906515, 5231727, 8719545, 15695181, 26158635, 78475905]

約数ペア:

[(1, 78475905), (3, 26158635), (5, 15695181), (9, 8719545), (15, 5231727), (27, 2906515), (45, 1743909), (135, 581303)]