149207919

素因数分解:

$3^1\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{6959}}^1$

素因数の和:7990

約数の個数: 16

約数和(自身を含む): 227619840

約数和(自身を除く): 78411921

約数列:

[1, 3, 7, 21, 1021, 3063, 6959, 7147, 20877, 21441, 48713, 146139, 7105139, 21315417, 49735973, 149207919]

約数ペア:

[(1, 149207919), (3, 49735973), (7, 21315417), (21, 7105139), (1021, 146139), (3063, 48713), (6959, 21441), (7147, 20877)]