1278297214

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{5077}}^1$

素因数の和:5272

約数の個数: 24

約数和(自身を含む): 1996811784

約数和(自身を除く): 718514570

約数列:

[1, 2, 31, 62, 131, 262, 961, 1922, 4061, 5077, 8122, 10154, 125891, 157387, 251782, 314774, 665087, 1330174, 4878997, 9757994, 20617697, 41235394, 639148607, 1278297214]

約数ペア:

[(1, 1278297214), (2, 639148607), (31, 41235394), (62, 20617697), (131, 9757994), (262, 4878997), (961, 1330174), (1922, 665087), (4061, 314774), (5077, 251782), (8122, 157387), (10154, 125891)]