1640079791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{536149}}^1$

素因数の和:536198

約数の個数: 16

約数和(自身を含む): 2058816000

約数和(自身を除く): 418736209

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 536149, 3753043, 10186831, 12331427, 71307817, 86319989, 234297113, 1640079791]

約数ペア:

[(1, 1640079791), (7, 234297113), (19, 86319989), (23, 71307817), (133, 12331427), (161, 10186831), (437, 3753043), (3059, 536149)]