214745805

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{43781}}^1$

素因数の和:43901

約数の個数: 24

約数和(自身を含む): 375649560

約数和(自身を除く): 160903755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 43781, 131343, 218905, 394029, 656715, 1970145, 4772129, 14316387, 23860645, 42949161, 71581935, 214745805]

約数ペア:

[(1, 214745805), (3, 71581935), (5, 42949161), (9, 23860645), (15, 14316387), (45, 4772129), (109, 1970145), (327, 656715), (545, 394029), (981, 218905), (1635, 131343), (4905, 43781)]