12495141

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 20560320

約数和(自身を除く): 8065179

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 353, 437, 513, 621, 1059, 1311, 1539, 1863, 3177, 3933, 6707, 8119, 9531, 11799, 20121, 24357, 28593, 35397, 60363, 73071, 154261, 181089, 219213, 462783, 543267, 657639, 1388349, 4165047, 12495141]

約数ペア:

[(1, 12495141), (3, 4165047), (9, 1388349), (19, 657639), (23, 543267), (27, 462783), (57, 219213), (69, 181089), (81, 154261), (171, 73071), (207, 60363), (353, 35397), (437, 28593), (513, 24357), (621, 20121), (1059, 11799), (1311, 9531), (1539, 8119), (1863, 6707), (3177, 3933)]