81712476

素因数分解:

$2^2\times 3^4\times {\mathrm{107}}^1\times {\mathrm{2357}}^1$

素因数の和:2480

約数の個数: 60

約数和(自身を含む): 215700408

約数和(自身を除く): 133987932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 107, 108, 162, 214, 321, 324, 428, 642, 963, 1284, 1926, 2357, 2889, 3852, 4714, 5778, 7071, 8667, 9428, 11556, 14142, 17334, 21213, 28284, 34668, 42426, 63639, 84852, 127278, 190917, 252199, 254556, 381834, 504398, 756597, 763668, 1008796, 1513194, 2269791, 3026388, 4539582, 6809373, 9079164, 13618746, 20428119, 27237492, 40856238, 81712476]

約数ペア:

[(1, 81712476), (2, 40856238), (3, 27237492), (4, 20428119), (6, 13618746), (9, 9079164), (12, 6809373), (18, 4539582), (27, 3026388), (36, 2269791), (54, 1513194), (81, 1008796), (107, 763668), (108, 756597), (162, 504398), (214, 381834), (321, 254556), (324, 252199), (428, 190917), (642, 127278), (963, 84852), (1284, 63639), (1926, 42426), (2357, 34668), (2889, 28284), (3852, 21213), (4714, 17334), (5778, 14142), (7071, 11556), (8667, 9428)]