1904721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6977}}^1$

素因数の和:7000

約数の個数: 16

約数和(自身を含む): 3126144

約数和(自身を除く): 1221423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 6977, 20931, 48839, 90701, 146517, 272103, 634907, 1904721]

約数ペア:

[(1, 1904721), (3, 634907), (7, 272103), (13, 146517), (21, 90701), (39, 48839), (91, 20931), (273, 6977)]