30281839

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1021}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 36628480

約数和(自身を除く): 6346641

約数列:

[1, 7, 19, 133, 223, 1021, 1561, 4237, 7147, 19399, 29659, 135793, 227683, 1593781, 4325977, 30281839]

約数ペア:

[(1, 30281839), (7, 4325977), (19, 1593781), (133, 227683), (223, 135793), (1021, 29659), (1561, 19399), (4237, 7147)]