123421818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 280869120

約数和(自身を除く): 157447302

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 89, 138, 178, 267, 299, 534, 598, 773, 897, 1157, 1546, 1794, 2047, 2314, 2319, 3471, 4094, 4638, 6141, 6942, 10049, 12282, 17779, 20098, 26611, 30147, 35558, 53222, 53337, 60294, 68797, 79833, 106674, 137594, 159666, 206391, 231127, 412782, 462254, 693381, 894361, 1386762, 1582331, 1788722, 2683083, 3164662, 4746993, 5366166, 9493986, 20570303, 41140606, 61710909, 123421818]

約数ペア:

[(1, 123421818), (2, 61710909), (3, 41140606), (6, 20570303), (13, 9493986), (23, 5366166), (26, 4746993), (39, 3164662), (46, 2683083), (69, 1788722), (78, 1582331), (89, 1386762), (138, 894361), (178, 693381), (267, 462254), (299, 412782), (534, 231127), (598, 206391), (773, 159666), (897, 137594), (1157, 106674), (1546, 79833), (1794, 68797), (2047, 60294), (2314, 53337), (2319, 53222), (3471, 35558), (4094, 30147), (4638, 26611), (6141, 20098), (6942, 17779), (10049, 12282)]