18321495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71849}}^1$

素因数の和:71874

約数の個数: 16

約数和(自身を含む): 31039200

約数和(自身を除く): 12717705

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 71849, 215547, 359245, 1077735, 1221433, 3664299, 6107165, 18321495]

約数ペア:

[(1, 18321495), (3, 6107165), (5, 3664299), (15, 1221433), (17, 1077735), (51, 359245), (85, 215547), (255, 71849)]