210479967

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{64783}}^1$

素因数の和:64827

約数の個数: 18

約数和(自身を含む): 320875152

約数和(自身を除く): 110395185

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 64783, 194349, 583047, 1230877, 3692631, 11077893, 23386663, 70159989, 210479967]

約数ペア:

[(1, 210479967), (3, 70159989), (9, 23386663), (19, 11077893), (57, 3692631), (171, 1230877), (361, 583047), (1083, 194349), (3249, 64783)]