64887758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^2$

素因数の和:468

約数の個数: 24

約数和(自身を含む): 106937208

約数和(自身を除く): 42049450

約数列:

[1, 2, 13, 26, 67, 134, 193, 386, 871, 1742, 2509, 5018, 12931, 25862, 37249, 74498, 168103, 336206, 484237, 968474, 2495683, 4991366, 32443879, 64887758]

約数ペア:

[(1, 64887758), (2, 32443879), (13, 4991366), (26, 2495683), (67, 968474), (134, 484237), (193, 336206), (386, 168103), (871, 74498), (1742, 37249), (2509, 25862), (5018, 12931)]