12870297921

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{285227}}^1$

素因数の和:285345

約数の個数: 24

約数和(自身を含む): 18790820640

約数和(自身を除く): 5920522719

約数列:

[1, 3, 13, 39, 89, 169, 267, 507, 1157, 3471, 15041, 45123, 285227, 855681, 3707951, 11123853, 25385203, 48203363, 76155609, 144610089, 330007639, 990022917, 4290099307, 12870297921]

約数ペア:

[(1, 12870297921), (3, 4290099307), (13, 990022917), (39, 330007639), (89, 144610089), (169, 76155609), (267, 48203363), (507, 25385203), (1157, 11123853), (3471, 3707951), (15041, 855681), (45123, 285227)]