7556857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 10450944

約数和(自身を除く): 2894087

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 251, 253, 391, 1309, 1757, 1771, 2737, 2761, 4267, 4301, 5773, 19327, 29869, 30107, 40411, 46937, 63503, 98141, 328559, 444521, 686987, 1079551, 7556857]

約数ペア:

[(1, 7556857), (7, 1079551), (11, 686987), (17, 444521), (23, 328559), (77, 98141), (119, 63503), (161, 46937), (187, 40411), (251, 30107), (253, 29869), (391, 19327), (1309, 5773), (1757, 4301), (1771, 4267), (2737, 2761)]