428094849

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21481}}^1$

素因数の和:21577

約数の個数: 32

約数和(自身を含む): 712171264

約数和(自身を除く): 284076415

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 19929, 21481, 64443, 150367, 279253, 451101, 837759, 1568113, 1954771, 4704339, 5864313, 10976791, 20385469, 32930373, 61156407, 142698283, 428094849]

約数ペア:

[(1, 428094849), (3, 142698283), (7, 61156407), (13, 32930373), (21, 20385469), (39, 10976791), (73, 5864313), (91, 4704339), (219, 1954771), (273, 1568113), (511, 837759), (949, 451101), (1533, 279253), (2847, 150367), (6643, 64443), (19929, 21481)]