13260856

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5507}}^1$

素因数の和:5563

約数の個数: 32

約数和(自身を含む): 29082240

約数和(自身を除く): 15821384

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 5507, 11014, 22028, 38549, 44056, 77098, 154196, 236801, 308392, 473602, 947204, 1657607, 1894408, 3315214, 6630428, 13260856]

約数ペア:

[(1, 13260856), (2, 6630428), (4, 3315214), (7, 1894408), (8, 1657607), (14, 947204), (28, 473602), (43, 308392), (56, 236801), (86, 154196), (172, 77098), (301, 44056), (344, 38549), (602, 22028), (1204, 11014), (2408, 5507)]