55335969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 93405312

約数和(自身を除く): 38069343

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 221, 387, 559, 647, 663, 731, 1677, 1941, 1989, 2193, 5031, 5823, 6579, 8411, 9503, 10999, 25233, 27821, 28509, 32997, 75699, 83463, 85527, 98991, 142987, 250389, 361673, 428961, 472957, 1085019, 1286883, 1418871, 3255057, 4256613, 6148441, 18445323, 55335969]

約数ペア:

[(1, 55335969), (3, 18445323), (9, 6148441), (13, 4256613), (17, 3255057), (39, 1418871), (43, 1286883), (51, 1085019), (117, 472957), (129, 428961), (153, 361673), (221, 250389), (387, 142987), (559, 98991), (647, 85527), (663, 83463), (731, 75699), (1677, 32997), (1941, 28509), (1989, 27821), (2193, 25233), (5031, 10999), (5823, 9503), (6579, 8411)]