16879401

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 32624640

約数和(自身を除く): 15745239

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 63, 69, 77, 99, 161, 189, 207, 231, 253, 297, 353, 483, 621, 693, 759, 1059, 1449, 1771, 2079, 2277, 2471, 3177, 3883, 4347, 5313, 6831, 7413, 8119, 9531, 11649, 15939, 22239, 24357, 27181, 34947, 47817, 56833, 66717, 73071, 81543, 89309, 104841, 170499, 219213, 244629, 267927, 511497, 625163, 733887, 803781, 1534491, 1875489, 2411343, 5626467, 16879401]

約数ペア:

[(1, 16879401), (3, 5626467), (7, 2411343), (9, 1875489), (11, 1534491), (21, 803781), (23, 733887), (27, 625163), (33, 511497), (63, 267927), (69, 244629), (77, 219213), (99, 170499), (161, 104841), (189, 89309), (207, 81543), (231, 73071), (253, 66717), (297, 56833), (353, 47817), (483, 34947), (621, 27181), (693, 24357), (759, 22239), (1059, 15939), (1449, 11649), (1771, 9531), (2079, 8119), (2277, 7413), (2471, 6831), (3177, 5313), (3883, 4347)]