12985223810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{340909}}^1$

素因数の和:341222

約数の個数: 32

約数和(自身を含む): 25257340080

約数和(自身を除く): 12272116270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 586, 1465, 2930, 3809, 7618, 19045, 38090, 340909, 681818, 1704545, 3409090, 4431817, 8863634, 22159085, 44318170, 99886337, 199772674, 499431685, 998863370, 1298522381, 2597044762, 6492611905, 12985223810]

約数ペア:

[(1, 12985223810), (2, 6492611905), (5, 2597044762), (10, 1298522381), (13, 998863370), (26, 499431685), (65, 199772674), (130, 99886337), (293, 44318170), (586, 22159085), (1465, 8863634), (2930, 4431817), (3809, 3409090), (7618, 1704545), (19045, 681818), (38090, 340909)]