121023

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 213408

約数和(自身を除く): 92385

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 113, 119, 153, 339, 357, 791, 1017, 1071, 1921, 2373, 5763, 7119, 13447, 17289, 40341, 121023]

約数ペア:

[(1, 121023), (3, 40341), (7, 17289), (9, 13447), (17, 7119), (21, 5763), (51, 2373), (63, 1921), (113, 1071), (119, 1017), (153, 791), (339, 357)]