28897138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{12889}}^1$

素因数の和:12969

約数の個数: 16

約数和(自身を含む): 46404000

約数和(自身を除く): 17506862

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 12889, 25778, 244891, 489782, 760451, 1520902, 14448569, 28897138]

約数ペア:

[(1, 28897138), (2, 14448569), (19, 1520902), (38, 760451), (59, 489782), (118, 244891), (1121, 25778), (2242, 12889)]