215681631

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{57839}}^1$

素因数の和:57966

約数の個数: 16

約数和(自身を含む): 316500480

約数和(自身を除く): 100818849

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 57839, 173517, 636229, 1908687, 6535807, 19607421, 71893877, 215681631]

約数ペア:

[(1, 215681631), (3, 71893877), (11, 19607421), (33, 6535807), (113, 1908687), (339, 636229), (1243, 173517), (3729, 57839)]