81048408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{787}}^1$

素因数の和:1416

約数の個数: 64

約数和(自身を含む): 232239360

約数和(自身を除く): 151190952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 613, 787, 1226, 1574, 1839, 2361, 2452, 3148, 3678, 4291, 4722, 4904, 5509, 6296, 7356, 8582, 9444, 11018, 12873, 14712, 16527, 17164, 18888, 22036, 25746, 33054, 34328, 44072, 51492, 66108, 102984, 132216, 482431, 964862, 1447293, 1929724, 2894586, 3377017, 3859448, 5789172, 6754034, 10131051, 11578344, 13508068, 20262102, 27016136, 40524204, 81048408]

約数ペア:

[(1, 81048408), (2, 40524204), (3, 27016136), (4, 20262102), (6, 13508068), (7, 11578344), (8, 10131051), (12, 6754034), (14, 5789172), (21, 3859448), (24, 3377017), (28, 2894586), (42, 1929724), (56, 1447293), (84, 964862), (168, 482431), (613, 132216), (787, 102984), (1226, 66108), (1574, 51492), (1839, 44072), (2361, 34328), (2452, 33054), (3148, 25746), (3678, 22036), (4291, 18888), (4722, 17164), (4904, 16527), (5509, 14712), (6296, 12873), (7356, 11018), (8582, 9444)]