201988917

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{33851}}^1$

素因数の和:33890

約数の個数: 32

約数和(自身を含む): 341228160

約数和(自身を除く): 139239243

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 33851, 101553, 304659, 440063, 575467, 913977, 1320189, 1726401, 3960567, 5179203, 7481071, 11881701, 15537609, 22443213, 67329639, 201988917]

約数ペア:

[(1, 201988917), (3, 67329639), (9, 22443213), (13, 15537609), (17, 11881701), (27, 7481071), (39, 5179203), (51, 3960567), (117, 1726401), (153, 1320189), (221, 913977), (351, 575467), (459, 440063), (663, 304659), (1989, 101553), (5967, 33851)]