1305136

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 2968064

約数和(自身を除く): 1662928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 271, 301, 344, 542, 602, 688, 1084, 1204, 1897, 2168, 2408, 3794, 4336, 4816, 7588, 11653, 15176, 23306, 30352, 46612, 81571, 93224, 163142, 186448, 326284, 652568, 1305136]

約数ペア:

[(1, 1305136), (2, 652568), (4, 326284), (7, 186448), (8, 163142), (14, 93224), (16, 81571), (28, 46612), (43, 30352), (56, 23306), (86, 15176), (112, 11653), (172, 7588), (271, 4816), (301, 4336), (344, 3794), (542, 2408), (602, 2168), (688, 1897), (1084, 1204)]