199093905

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{27143}}^1$

素因数の和:27317

約数の個数: 24

約数和(自身を含む): 347226048

約数和(自身を除く): 148132143

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 27143, 81429, 135715, 244287, 407145, 1221435, 4424309, 13272927, 22121545, 39818781, 66364635, 199093905]

約数ペア:

[(1, 199093905), (3, 66364635), (5, 39818781), (9, 22121545), (15, 13272927), (45, 4424309), (163, 1221435), (489, 407145), (815, 244287), (1467, 135715), (2445, 81429), (7335, 27143)]