67720226

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 118672128

約数和(自身を除く): 50951902

約数列:

[1, 2, 7, 14, 71, 142, 193, 353, 386, 497, 706, 994, 1351, 2471, 2702, 4942, 13703, 25063, 27406, 50126, 68129, 95921, 136258, 175441, 191842, 350882, 476903, 953806, 4837159, 9674318, 33860113, 67720226]

約数ペア:

[(1, 67720226), (2, 33860113), (7, 9674318), (14, 4837159), (71, 953806), (142, 476903), (193, 350882), (353, 191842), (386, 175441), (497, 136258), (706, 95921), (994, 68129), (1351, 50126), (2471, 27406), (2702, 25063), (4942, 13703)]