55399045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 73403496

約数和(自身を除く): 18004451

約数列:

[1, 5, 13, 53, 65, 169, 265, 689, 845, 1237, 3445, 6185, 8957, 16081, 44785, 65561, 80405, 209053, 327805, 852293, 1045265, 4261465, 11079809, 55399045]

約数ペア:

[(1, 55399045), (5, 11079809), (13, 4261465), (53, 1045265), (65, 852293), (169, 327805), (265, 209053), (689, 80405), (845, 65561), (1237, 44785), (3445, 16081), (6185, 8957)]