28972153

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 34252416

約数和(自身を除く): 5280263

約数列:

[1, 7, 43, 101, 301, 707, 953, 4343, 6671, 30401, 40979, 96253, 286853, 673771, 4138879, 28972153]

約数ペア:

[(1, 28972153), (7, 4138879), (43, 673771), (101, 286853), (301, 96253), (707, 40979), (953, 30401), (4343, 6671)]