2140978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 3928320

約数和(自身を除く): 1787342

約数列:

[1, 2, 7, 14, 23, 46, 61, 109, 122, 161, 218, 322, 427, 763, 854, 1403, 1526, 2507, 2806, 5014, 6649, 9821, 13298, 17549, 19642, 35098, 46543, 93086, 152927, 305854, 1070489, 2140978]

約数ペア:

[(1, 2140978), (2, 1070489), (7, 305854), (14, 152927), (23, 93086), (46, 46543), (61, 35098), (109, 19642), (122, 17549), (161, 13298), (218, 9821), (322, 6649), (427, 5014), (763, 2806), (854, 2507), (1403, 1526)]