17969877

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 29260800

約数和(自身を除く): 11290923

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1523, 3933, 4569, 11799, 13707, 28937, 35029, 41121, 86811, 105087, 260433, 315261, 665551, 781299, 945783, 1996653, 5989959, 17969877]

約数ペア:

[(1, 17969877), (3, 5989959), (9, 1996653), (19, 945783), (23, 781299), (27, 665551), (57, 315261), (69, 260433), (171, 105087), (207, 86811), (437, 41121), (513, 35029), (621, 28937), (1311, 13707), (1523, 11799), (3933, 4569)]