198045

素因数分解:

$3^5\times 5^1\times {\mathrm{163}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 358176

約数和(自身を除く): 160131

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 243, 405, 489, 815, 1215, 1467, 2445, 4401, 7335, 13203, 22005, 39609, 66015, 198045]

約数ペア:

[(1, 198045), (3, 66015), (5, 39609), (9, 22005), (15, 13203), (27, 7335), (45, 4401), (81, 2445), (135, 1467), (163, 1215), (243, 815), (405, 489)]