71789187

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{3389}}^1$

素因数の和:3722

約数の個数: 16

約数和(自身を含む): 100235520

約数和(自身を除く): 28446333

約数列:

[1, 3, 23, 69, 307, 921, 3389, 7061, 10167, 21183, 77947, 233841, 1040423, 3121269, 23929729, 71789187]

約数ペア:

[(1, 71789187), (3, 23929729), (23, 3121269), (69, 1040423), (307, 233841), (921, 77947), (3389, 21183), (7061, 10167)]