12318845

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{653}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 18835200

約数和(自身を除く): 6516355

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 653, 1715, 2695, 3265, 3773, 4571, 7183, 18865, 22855, 31997, 35915, 50281, 159985, 223979, 251405, 351967, 1119895, 1759835, 2463769, 12318845]

約数ペア:

[(1, 12318845), (5, 2463769), (7, 1759835), (11, 1119895), (35, 351967), (49, 251405), (55, 223979), (77, 159985), (245, 50281), (343, 35915), (385, 31997), (539, 22855), (653, 18865), (1715, 7183), (2695, 4571), (3265, 3773)]