201891813

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{9403}}^1$

素因数の和:9844

約数の個数: 16

約数和(自身を含む): 285731136

約数和(自身を除く): 83839323

約数列:

[1, 3, 17, 51, 421, 1263, 7157, 9403, 21471, 28209, 159851, 479553, 3958663, 11875989, 67297271, 201891813]

約数ペア:

[(1, 201891813), (3, 67297271), (17, 11875989), (51, 3958663), (421, 479553), (1263, 159851), (7157, 28209), (9403, 21471)]