1619123

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 16

約数和(自身を含む): 1904640

約数和(自身を除く): 285517

約数列:

[1, 11, 19, 61, 127, 209, 671, 1159, 1397, 2413, 7747, 12749, 26543, 85217, 147193, 1619123]

約数ペア:

[(1, 1619123), (11, 147193), (19, 85217), (61, 26543), (127, 12749), (209, 7747), (671, 2413), (1159, 1397)]