201777219

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{25219}}^1$

素因数の和:25359

約数の個数: 24

約数和(自身を含む): 335728640

約数和(自身を除く): 133951421

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 25219, 75657, 176533, 226971, 529599, 1588797, 3202813, 9608439, 22419691, 28825317, 67259073, 201777219]

約数ペア:

[(1, 201777219), (3, 67259073), (7, 28825317), (9, 22419691), (21, 9608439), (63, 3202813), (127, 1588797), (381, 529599), (889, 226971), (1143, 176533), (2667, 75657), (8001, 25219)]