189312903

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28387}}^1$

素因数の和:28428

約数の個数: 32

約数和(自身を含む): 317945600

約数和(自身を除く): 128632697

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 6669, 28387, 85161, 255483, 369031, 539353, 766449, 1107093, 1618059, 3321279, 4854177, 7011589, 9963837, 14562531, 21034767, 63104301, 189312903]

約数ペア:

[(1, 189312903), (3, 63104301), (9, 21034767), (13, 14562531), (19, 9963837), (27, 7011589), (39, 4854177), (57, 3321279), (117, 1618059), (171, 1107093), (247, 766449), (351, 539353), (513, 369031), (741, 255483), (2223, 85161), (6669, 28387)]