131025978

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 298080000

約数和(自身を除く): 167054022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 137, 178, 199, 267, 274, 398, 411, 534, 597, 801, 822, 1194, 1233, 1602, 1791, 2403, 2466, 3582, 3699, 4806, 5373, 7398, 10746, 12193, 17711, 24386, 27263, 35422, 36579, 53133, 54526, 73158, 81789, 106266, 109737, 159399, 163578, 219474, 245367, 318798, 329211, 478197, 490734, 658422, 736101, 956394, 1472202, 2426407, 4852814, 7279221, 14558442, 21837663, 43675326, 65512989, 131025978]

約数ペア:

[(1, 131025978), (2, 65512989), (3, 43675326), (6, 21837663), (9, 14558442), (18, 7279221), (27, 4852814), (54, 2426407), (89, 1472202), (137, 956394), (178, 736101), (199, 658422), (267, 490734), (274, 478197), (398, 329211), (411, 318798), (534, 245367), (597, 219474), (801, 163578), (822, 159399), (1194, 109737), (1233, 106266), (1602, 81789), (1791, 73158), (2403, 54526), (2466, 53133), (3582, 36579), (3699, 35422), (4806, 27263), (5373, 24386), (7398, 17711), (10746, 12193)]