18188325

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:598

約数の個数: 36

約数和(自身を含む): 32812260

約数和(自身を除く): 14623935

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 353, 687, 1059, 1145, 1765, 2061, 3177, 3435, 5295, 5725, 8825, 10305, 15885, 17175, 26475, 51525, 79425, 80837, 242511, 404185, 727533, 1212555, 2020925, 3637665, 6062775, 18188325]

約数ペア:

[(1, 18188325), (3, 6062775), (5, 3637665), (9, 2020925), (15, 1212555), (25, 727533), (45, 404185), (75, 242511), (225, 80837), (229, 79425), (353, 51525), (687, 26475), (1059, 17175), (1145, 15885), (1765, 10305), (2061, 8825), (3177, 5725), (3435, 5295)]