209213325

素因数分解:

$3^2\times 5^2\times {\mathrm{461}}^1\times {\mathrm{2017}}^1$

素因数の和:2494

約数の個数: 36

約数和(自身を含む): 375723348

約数和(自身を除く): 166510023

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 461, 1383, 2017, 2305, 4149, 6051, 6915, 10085, 11525, 18153, 20745, 30255, 34575, 50425, 90765, 103725, 151275, 453825, 929837, 2789511, 4649185, 8368533, 13947555, 23245925, 41842665, 69737775, 209213325]

約数ペア:

[(1, 209213325), (3, 69737775), (5, 41842665), (9, 23245925), (15, 13947555), (25, 8368533), (45, 4649185), (75, 2789511), (225, 929837), (461, 453825), (1383, 151275), (2017, 103725), (2305, 90765), (4149, 50425), (6051, 34575), (6915, 30255), (10085, 20745), (11525, 18153)]