9981057

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 15040512

約数和(自身を除く): 5059455

約数列:

[1, 3, 17, 23, 51, 67, 69, 127, 201, 381, 391, 1139, 1173, 1541, 2159, 2921, 3417, 4623, 6477, 8509, 8763, 25527, 26197, 49657, 78591, 144653, 148971, 195707, 433959, 587121, 3327019, 9981057]

約数ペア:

[(1, 9981057), (3, 3327019), (17, 587121), (23, 433959), (51, 195707), (67, 148971), (69, 144653), (127, 78591), (201, 49657), (381, 26197), (391, 25527), (1139, 8763), (1173, 8509), (1541, 6477), (2159, 4623), (2921, 3417)]