201518289

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{188159}}^1$

素因数の和:188189

約数の個数: 24

約数和(自身を含む): 352235520

約数和(自身を除く): 150717231

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 188159, 564477, 1317113, 1693431, 3198703, 3951339, 9596109, 11854017, 22390921, 28788327, 67172763, 201518289]

約数ペア:

[(1, 201518289), (3, 67172763), (7, 28788327), (9, 22390921), (17, 11854017), (21, 9596109), (51, 3951339), (63, 3198703), (119, 1693431), (153, 1317113), (357, 564477), (1071, 188159)]