71653215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{16529}}^1$

素因数の和:16571

約数の個数: 24

約数和(自身を含む): 121793040

約数和(自身を除く): 50139825

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 16529, 49587, 82645, 247935, 280993, 842979, 1404965, 4214895, 4776881, 14330643, 23884405, 71653215]

約数ペア:

[(1, 71653215), (3, 23884405), (5, 14330643), (15, 4776881), (17, 4214895), (51, 1404965), (85, 842979), (255, 280993), (289, 247935), (867, 82645), (1445, 49587), (4335, 16529)]