12906478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 21934080

約数和(自身を除く): 9027602

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 239, 403, 478, 806, 871, 1742, 2077, 3107, 4154, 6214, 7409, 14818, 16013, 27001, 32026, 54002, 96317, 192634, 208169, 416338, 496403, 992806, 6453239, 12906478]

約数ペア:

[(1, 12906478), (2, 6453239), (13, 992806), (26, 496403), (31, 416338), (62, 208169), (67, 192634), (134, 96317), (239, 54002), (403, 32026), (478, 27001), (806, 16013), (871, 14818), (1742, 7409), (2077, 6214), (3107, 4154)]