219953205

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12829}}^1$

素因数の和:12970

約数の個数: 32

約数和(自身を含む): 394137600

約数和(自身を除く): 174184395

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715, 12829, 17145, 38487, 64145, 115461, 192435, 346383, 577305, 1629283, 1731915, 4887849, 8146415, 14663547, 24439245, 43990641, 73317735, 219953205]

約数ペア:

[(1, 219953205), (3, 73317735), (5, 43990641), (9, 24439245), (15, 14663547), (27, 8146415), (45, 4887849), (127, 1731915), (135, 1629283), (381, 577305), (635, 346383), (1143, 192435), (1905, 115461), (3429, 64145), (5715, 38487), (12829, 17145)]