12971609

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 16138752

約数和(自身を除く): 3167143

約数列:

[1, 7, 23, 31, 113, 161, 217, 529, 713, 791, 2599, 3503, 3703, 4991, 16399, 18193, 24521, 59777, 80569, 114793, 418439, 563983, 1853087, 12971609]

約数ペア:

[(1, 12971609), (7, 1853087), (23, 563983), (31, 418439), (113, 114793), (161, 80569), (217, 59777), (529, 24521), (713, 18193), (791, 16399), (2599, 4991), (3503, 3703)]