87830006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 150128640

約数和(自身を除く): 62298634

約数列:

[1, 2, 11, 22, 31, 62, 89, 178, 341, 682, 979, 1447, 1958, 2759, 2894, 5518, 15917, 30349, 31834, 44857, 60698, 89714, 128783, 257566, 493427, 986854, 1416613, 2833226, 3992273, 7984546, 43915003, 87830006]

約数ペア:

[(1, 87830006), (2, 43915003), (11, 7984546), (22, 3992273), (31, 2833226), (62, 1416613), (89, 986854), (178, 493427), (341, 257566), (682, 128783), (979, 89714), (1447, 60698), (1958, 44857), (2759, 31834), (2894, 30349), (5518, 15917)]