9919945

素因数分解:

$5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1877}}^1$

素因数の和:2040

約数の個数: 16

約数和(自身を含む): 13701888

約数和(自身を除く): 3781943

約数列:

[1, 5, 7, 35, 151, 755, 1057, 1877, 5285, 9385, 13139, 65695, 283427, 1417135, 1983989, 9919945]

約数ペア:

[(1, 9919945), (5, 1983989), (7, 1417135), (35, 283427), (151, 65695), (755, 13139), (1057, 9385), (1877, 5285)]