201966821

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{821}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 233895168

約数和(自身を除く): 31928347

約数列:

[1, 7, 113, 311, 791, 821, 2177, 5747, 35143, 92773, 246001, 255331, 649411, 1787317, 28852403, 201966821]

約数ペア:

[(1, 201966821), (7, 28852403), (113, 1787317), (311, 649411), (791, 255331), (821, 246001), (2177, 92773), (5747, 35143)]