140651105

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{20399}}^1$

素因数の和:20608

約数の個数: 16

約数和(自身を含む): 193881600

約数和(自身を除く): 53230495

約数列:

[1, 5, 7, 35, 197, 985, 1379, 6895, 20399, 101995, 142793, 713965, 4018603, 20093015, 28130221, 140651105]

約数ペア:

[(1, 140651105), (5, 28130221), (7, 20093015), (35, 4018603), (197, 713965), (985, 142793), (1379, 101995), (6895, 20399)]