9889915

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 14191632

約数和(自身を除く): 4301717

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1091, 1295, 1813, 5455, 7637, 9065, 38185, 40367, 53459, 201835, 267295, 282569, 1412845, 1977983, 9889915]

約数ペア:

[(1, 9889915), (5, 1977983), (7, 1412845), (35, 282569), (37, 267295), (49, 201835), (185, 53459), (245, 40367), (259, 38185), (1091, 9065), (1295, 7637), (1813, 5455)]