87317188

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 181560960

約数和(自身を除く): 94243772

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 259, 356, 518, 623, 947, 1036, 1246, 1894, 2492, 3293, 3788, 6586, 6629, 13172, 13258, 23051, 26516, 35039, 46102, 70078, 84283, 92204, 140156, 168566, 245273, 337132, 490546, 589981, 981092, 1179962, 2359924, 3118471, 6236942, 12473884, 21829297, 43658594, 87317188]

約数ペア:

[(1, 87317188), (2, 43658594), (4, 21829297), (7, 12473884), (14, 6236942), (28, 3118471), (37, 2359924), (74, 1179962), (89, 981092), (148, 589981), (178, 490546), (259, 337132), (356, 245273), (518, 168566), (623, 140156), (947, 92204), (1036, 84283), (1246, 70078), (1894, 46102), (2492, 35039), (3293, 26516), (3788, 23051), (6586, 13258), (6629, 13172)]