28492816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 65085120

約数和(自身を除く): 36592304

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 89, 107, 136, 176, 178, 187, 214, 272, 356, 374, 428, 712, 748, 856, 979, 1177, 1424, 1496, 1513, 1712, 1819, 1958, 2354, 2992, 3026, 3638, 3916, 4708, 6052, 7276, 7832, 9416, 9523, 12104, 14552, 15664, 16643, 18832, 19046, 20009, 24208, 29104, 33286, 38092, 40018, 66572, 76184, 80036, 104753, 133144, 152368, 160072, 161891, 209506, 266288, 320144, 323782, 419012, 647564, 838024, 1295128, 1676048, 1780801, 2590256, 3561602, 7123204, 14246408, 28492816]

約数ペア:

[(1, 28492816), (2, 14246408), (4, 7123204), (8, 3561602), (11, 2590256), (16, 1780801), (17, 1676048), (22, 1295128), (34, 838024), (44, 647564), (68, 419012), (88, 323782), (89, 320144), (107, 266288), (136, 209506), (176, 161891), (178, 160072), (187, 152368), (214, 133144), (272, 104753), (356, 80036), (374, 76184), (428, 66572), (712, 40018), (748, 38092), (856, 33286), (979, 29104), (1177, 24208), (1424, 20009), (1496, 19046), (1513, 18832), (1712, 16643), (1819, 15664), (1958, 14552), (2354, 12104), (2992, 9523), (3026, 9416), (3638, 7832), (3916, 7276), (4708, 6052)]