71948421

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3313}}^1$

素因数の和:3465

約数の個数: 24

約数和(自身を含む): 110289920

約数和(自身を除く): 38341499

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 1143, 2413, 3313, 7239, 9939, 21717, 29817, 62947, 188841, 420751, 566523, 1262253, 3786759, 7994269, 23982807, 71948421]

約数ペア:

[(1, 71948421), (3, 23982807), (9, 7994269), (19, 3786759), (57, 1262253), (127, 566523), (171, 420751), (381, 188841), (1143, 62947), (2413, 29817), (3313, 21717), (7239, 9939)]