1221997153

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131837}}^1$

素因数の和:131904

約数の個数: 16

約数和(自身を含む): 1417522176

約数和(自身を除く): 195525023

約数列:

[1, 13, 23, 31, 299, 403, 713, 9269, 131837, 1713881, 3032251, 4086947, 39419263, 53130311, 93999781, 1221997153]

約数ペア:

[(1, 1221997153), (13, 93999781), (23, 53130311), (31, 39419263), (299, 4086947), (403, 3032251), (713, 1713881), (9269, 131837)]