1243697

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 1559040

約数和(自身を除く): 315343

約数列:

[1, 7, 13, 79, 91, 173, 553, 1027, 1211, 2249, 7189, 13667, 15743, 95669, 177671, 1243697]

約数ペア:

[(1, 1243697), (7, 177671), (13, 95669), (79, 15743), (91, 13667), (173, 7189), (553, 2249), (1027, 1211)]