207600001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 256278528

約数和(自身を除く): 48678527

約数列:

[1, 7, 23, 43, 157, 161, 191, 301, 989, 1099, 1337, 3611, 4393, 6751, 6923, 8213, 25277, 29987, 30751, 47257, 57491, 155273, 188899, 209909, 689701, 1086911, 1289441, 1322293, 4827907, 9026087, 29657143, 207600001]

約数ペア:

[(1, 207600001), (7, 29657143), (23, 9026087), (43, 4827907), (157, 1322293), (161, 1289441), (191, 1086911), (301, 689701), (989, 209909), (1099, 188899), (1337, 155273), (3611, 57491), (4393, 47257), (6751, 30751), (6923, 29987), (8213, 25277)]