51787491

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{145063}}^1$

素因数の和:145090

約数の個数: 16

約数和(自身を含む): 83556864

約数和(自身を除く): 31769373

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 145063, 435189, 1015441, 2466071, 3046323, 7398213, 17262497, 51787491]

約数ペア:

[(1, 51787491), (3, 17262497), (7, 7398213), (17, 3046323), (21, 2466071), (51, 1015441), (119, 435189), (357, 145063)]