17140221

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3982

約数の個数: 32

約数和(自身を含む): 30289920

約数和(自身を除く): 13149699

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 3943, 4347, 11829, 27601, 35487, 82803, 90689, 106461, 248409, 272067, 634823, 745227, 816201, 1904469, 2448603, 5713407, 17140221]

約数ペア:

[(1, 17140221), (3, 5713407), (7, 2448603), (9, 1904469), (21, 816201), (23, 745227), (27, 634823), (63, 272067), (69, 248409), (161, 106461), (189, 90689), (207, 82803), (483, 35487), (621, 27601), (1449, 11829), (3943, 4347)]