28105688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5099}}^1$

素因数の和:5171

約数の個数: 32

約数和(自身を含む): 57834000

約数和(自身を除く): 29728312

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5099, 5512, 10198, 20396, 40792, 66287, 132574, 265148, 270247, 530296, 540494, 1080988, 2161976, 3513211, 7026422, 14052844, 28105688]

約数ペア:

[(1, 28105688), (2, 14052844), (4, 7026422), (8, 3513211), (13, 2161976), (26, 1080988), (52, 540494), (53, 530296), (104, 270247), (106, 265148), (212, 132574), (424, 66287), (689, 40792), (1378, 20396), (2756, 10198), (5099, 5512)]