28129772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 28769812

約数列:

[1, 2, 4, 11, 22, 31, 41, 44, 62, 82, 124, 164, 341, 451, 503, 682, 902, 1006, 1271, 1364, 1804, 2012, 2542, 5084, 5533, 11066, 13981, 15593, 20623, 22132, 27962, 31186, 41246, 55924, 62372, 82492, 171523, 226853, 343046, 453706, 639313, 686092, 907412, 1278626, 2557252, 7032443, 14064886, 28129772]

約数ペア:

[(1, 28129772), (2, 14064886), (4, 7032443), (11, 2557252), (22, 1278626), (31, 907412), (41, 686092), (44, 639313), (62, 453706), (82, 343046), (124, 226853), (164, 171523), (341, 82492), (451, 62372), (503, 55924), (682, 41246), (902, 31186), (1006, 27962), (1271, 22132), (1364, 20623), (1804, 15593), (2012, 13981), (2542, 11066), (5084, 5533)]