42164811

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 73753680

約数和(自身を除く): 31588869

約数列:

[1, 3, 9, 13, 17, 29, 39, 43, 51, 87, 117, 129, 153, 221, 261, 289, 377, 387, 493, 559, 663, 731, 867, 1131, 1247, 1479, 1677, 1989, 2193, 2601, 3393, 3741, 3757, 4437, 5031, 6409, 6579, 8381, 9503, 11223, 11271, 12427, 16211, 19227, 21199, 25143, 28509, 33813, 37281, 48633, 57681, 63597, 75429, 85527, 108953, 111843, 145899, 161551, 190791, 275587, 326859, 360383, 484653, 826761, 980577, 1081149, 1453959, 2480283, 3243447, 4684979, 14054937, 42164811]

約数ペア:

[(1, 42164811), (3, 14054937), (9, 4684979), (13, 3243447), (17, 2480283), (29, 1453959), (39, 1081149), (43, 980577), (51, 826761), (87, 484653), (117, 360383), (129, 326859), (153, 275587), (221, 190791), (261, 161551), (289, 145899), (377, 111843), (387, 108953), (493, 85527), (559, 75429), (663, 63597), (731, 57681), (867, 48633), (1131, 37281), (1247, 33813), (1479, 28509), (1677, 25143), (1989, 21199), (2193, 19227), (2601, 16211), (3393, 12427), (3741, 11271), (3757, 11223), (4437, 9503), (5031, 8381), (6409, 6579)]