23845779

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 16704621

約数列:

[1, 3, 9, 19, 23, 27, 43, 47, 57, 69, 129, 141, 171, 207, 387, 423, 437, 513, 621, 817, 893, 989, 1081, 1161, 1269, 1311, 2021, 2451, 2679, 2967, 3243, 3933, 6063, 7353, 8037, 8901, 9729, 11799, 18189, 18791, 20539, 22059, 24111, 26703, 29187, 38399, 46483, 54567, 56373, 61617, 115197, 139449, 169119, 184851, 345591, 418347, 507357, 554553, 883177, 1036773, 1255041, 2649531, 7948593, 23845779]

約数ペア:

[(1, 23845779), (3, 7948593), (9, 2649531), (19, 1255041), (23, 1036773), (27, 883177), (43, 554553), (47, 507357), (57, 418347), (69, 345591), (129, 184851), (141, 169119), (171, 139449), (207, 115197), (387, 61617), (423, 56373), (437, 54567), (513, 46483), (621, 38399), (817, 29187), (893, 26703), (989, 24111), (1081, 22059), (1161, 20539), (1269, 18791), (1311, 18189), (2021, 11799), (2451, 9729), (2679, 8901), (2967, 8037), (3243, 7353), (3933, 6063)]