2124759

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 3587584

約数和(自身を除く): 1462825

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 181, 273, 301, 543, 559, 903, 1267, 1677, 2353, 3801, 3913, 7059, 7783, 11739, 16471, 23349, 49413, 54481, 101179, 163443, 303537, 708253, 2124759]

約数ペア:

[(1, 2124759), (3, 708253), (7, 303537), (13, 163443), (21, 101179), (39, 54481), (43, 49413), (91, 23349), (129, 16471), (181, 11739), (273, 7783), (301, 7059), (543, 3913), (559, 3801), (903, 2353), (1267, 1677)]