16570743

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 26198016

約数和(自身を除く): 9627273

約数列:

[1, 3, 7, 21, 47, 103, 141, 163, 309, 329, 489, 721, 987, 1141, 2163, 3423, 4841, 7661, 14523, 16789, 22983, 33887, 50367, 53627, 101661, 117523, 160881, 352569, 789083, 2367249, 5523581, 16570743]

約数ペア:

[(1, 16570743), (3, 5523581), (7, 2367249), (21, 789083), (47, 352569), (103, 160881), (141, 117523), (163, 101661), (309, 53627), (329, 50367), (489, 33887), (721, 22983), (987, 16789), (1141, 14523), (2163, 7661), (3423, 4841)]