198091455

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{81019}}^1$

素因数の和:81190

約数の個数: 16

約数和(自身を含む): 318894720

約数和(自身を除く): 120803265

約数列:

[1, 3, 5, 15, 163, 489, 815, 2445, 81019, 243057, 405095, 1215285, 13206097, 39618291, 66030485, 198091455]

約数ペア:

[(1, 198091455), (3, 66030485), (5, 39618291), (15, 13206097), (163, 1215285), (489, 405095), (815, 243057), (2445, 81019)]