28439316

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{107}}^2$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 77663040

約数和(自身を除く): 49223724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 107, 108, 138, 207, 214, 276, 321, 414, 428, 621, 642, 828, 963, 1242, 1284, 1926, 2461, 2484, 2889, 3852, 4922, 5778, 7383, 9844, 11449, 11556, 14766, 22149, 22898, 29532, 34347, 44298, 45796, 66447, 68694, 88596, 103041, 132894, 137388, 206082, 263327, 265788, 309123, 412164, 526654, 618246, 789981, 1053308, 1236492, 1579962, 2369943, 3159924, 4739886, 7109829, 9479772, 14219658, 28439316]

約数ペア:

[(1, 28439316), (2, 14219658), (3, 9479772), (4, 7109829), (6, 4739886), (9, 3159924), (12, 2369943), (18, 1579962), (23, 1236492), (27, 1053308), (36, 789981), (46, 618246), (54, 526654), (69, 412164), (92, 309123), (107, 265788), (108, 263327), (138, 206082), (207, 137388), (214, 132894), (276, 103041), (321, 88596), (414, 68694), (428, 66447), (621, 45796), (642, 44298), (828, 34347), (963, 29532), (1242, 22898), (1284, 22149), (1926, 14766), (2461, 11556), (2484, 11449), (2889, 9844), (3852, 7383), (4922, 5778)]