72199881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 116852736

約数和(自身を除く): 44652855

約数列:

[1, 3, 9, 13, 39, 43, 113, 117, 127, 129, 339, 381, 387, 559, 1017, 1143, 1469, 1651, 1677, 4407, 4859, 4953, 5031, 5461, 13221, 14351, 14577, 14859, 16383, 43053, 43731, 49149, 63167, 70993, 129159, 186563, 189501, 212979, 559689, 568503, 617093, 638937, 1679067, 1851279, 5553837, 8022209, 24066627, 72199881]

約数ペア:

[(1, 72199881), (3, 24066627), (9, 8022209), (13, 5553837), (39, 1851279), (43, 1679067), (113, 638937), (117, 617093), (127, 568503), (129, 559689), (339, 212979), (381, 189501), (387, 186563), (559, 129159), (1017, 70993), (1143, 63167), (1469, 49149), (1651, 43731), (1677, 43053), (4407, 16383), (4859, 14859), (4953, 14577), (5031, 14351), (5461, 13221)]