2013880023

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{7703}}^1$

素因数の和:8156

約数の個数: 32

約数和(自身を含む): 3121044480

約数和(自身を除く): 1107164457

約数列:

[1, 3, 9, 23, 27, 69, 207, 421, 621, 1263, 3789, 7703, 9683, 11367, 23109, 29049, 69327, 87147, 177169, 207981, 261441, 531507, 1594521, 3242963, 4783563, 9728889, 29186667, 74588149, 87560001, 223764447, 671293341, 2013880023]

約数ペア:

[(1, 2013880023), (3, 671293341), (9, 223764447), (23, 87560001), (27, 74588149), (69, 29186667), (207, 9728889), (421, 4783563), (621, 3242963), (1263, 1594521), (3789, 531507), (7703, 261441), (9683, 207981), (11367, 177169), (23109, 87147), (29049, 69327)]