858819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 24

約数和(自身を含む): 1322832

約数和(自身を除く): 464013

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 361, 741, 793, 1083, 1159, 2379, 3477, 4693, 14079, 15067, 22021, 45201, 66063, 286273, 858819]

約数ペア:

[(1, 858819), (3, 286273), (13, 66063), (19, 45201), (39, 22021), (57, 15067), (61, 14079), (183, 4693), (247, 3477), (361, 2379), (741, 1159), (793, 1083)]