89303781

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 150958080

約数和(自身を除く): 61654299

約数列:

[1, 3, 7, 19, 21, 41, 53, 57, 103, 123, 133, 159, 287, 309, 371, 399, 721, 779, 861, 1007, 1113, 1957, 2163, 2173, 2337, 3021, 4223, 5453, 5459, 5871, 6519, 7049, 12669, 13699, 15211, 16359, 16377, 21147, 29561, 38213, 41097, 41287, 45633, 80237, 88683, 103721, 114639, 123861, 223819, 240711, 289009, 311163, 561659, 671457, 726047, 867027, 1566733, 1684977, 2178141, 4252561, 4700199, 12757683, 29767927, 89303781]

約数ペア:

[(1, 89303781), (3, 29767927), (7, 12757683), (19, 4700199), (21, 4252561), (41, 2178141), (53, 1684977), (57, 1566733), (103, 867027), (123, 726047), (133, 671457), (159, 561659), (287, 311163), (309, 289009), (371, 240711), (399, 223819), (721, 123861), (779, 114639), (861, 103721), (1007, 88683), (1113, 80237), (1957, 45633), (2163, 41287), (2173, 41097), (2337, 38213), (3021, 29561), (4223, 21147), (5453, 16377), (5459, 16359), (5871, 15211), (6519, 13699), (7049, 12669)]