207879707

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 252149760

約数和(自身を除く): 44270053

約数列:

[1, 7, 31, 49, 107, 217, 749, 1279, 1519, 3317, 5243, 8953, 23219, 39649, 62671, 136853, 162533, 277543, 957971, 1942801, 4242443, 6705797, 29697101, 207879707]

約数ペア:

[(1, 207879707), (7, 29697101), (31, 6705797), (49, 4242443), (107, 1942801), (217, 957971), (749, 277543), (1279, 162533), (1519, 136853), (3317, 62671), (5243, 39649), (8953, 23219)]