531502491

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1901}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 782224128

約数和(自身を除く): 250721637

約数列:

[1, 3, 13, 39, 67, 107, 201, 321, 871, 1391, 1901, 2613, 4173, 5703, 7169, 21507, 24713, 74139, 93197, 127367, 203407, 279591, 382101, 610221, 1655771, 2644291, 4967313, 7932873, 13628269, 40884807, 177167497, 531502491]

約数ペア:

[(1, 531502491), (3, 177167497), (13, 40884807), (39, 13628269), (67, 7932873), (107, 4967313), (201, 2644291), (321, 1655771), (871, 610221), (1391, 382101), (1901, 279591), (2613, 203407), (4173, 127367), (5703, 93197), (7169, 74139), (21507, 24713)]