13890530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 26768880

約数和(自身を除く): 12878350

約数列:

[1, 2, 5, 10, 17, 34, 85, 101, 170, 202, 505, 809, 1010, 1618, 1717, 3434, 4045, 8090, 8585, 13753, 17170, 27506, 68765, 81709, 137530, 163418, 408545, 817090, 1389053, 2778106, 6945265, 13890530]

約数ペア:

[(1, 13890530), (2, 6945265), (5, 2778106), (10, 1389053), (17, 817090), (34, 408545), (85, 163418), (101, 137530), (170, 81709), (202, 68765), (505, 27506), (809, 17170), (1010, 13753), (1618, 8585), (1717, 8090), (3434, 4045)]