9781128

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{6469}}^1$

素因数の和:6491

約数の個数: 64

約数和(自身を含む): 31056000

約数和(自身を除く): 21274872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 6469, 12938, 19407, 25876, 38814, 45283, 51752, 58221, 77628, 90566, 116442, 135849, 155256, 174663, 181132, 232884, 271698, 349326, 362264, 407547, 465768, 543396, 698652, 815094, 1086792, 1222641, 1397304, 1630188, 2445282, 3260376, 4890564, 9781128]

約数ペア:

[(1, 9781128), (2, 4890564), (3, 3260376), (4, 2445282), (6, 1630188), (7, 1397304), (8, 1222641), (9, 1086792), (12, 815094), (14, 698652), (18, 543396), (21, 465768), (24, 407547), (27, 362264), (28, 349326), (36, 271698), (42, 232884), (54, 181132), (56, 174663), (63, 155256), (72, 135849), (84, 116442), (108, 90566), (126, 77628), (168, 58221), (189, 51752), (216, 45283), (252, 38814), (378, 25876), (504, 19407), (756, 12938), (1512, 6469)]