81119702

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{13597}}^1$

素因数の和:13775

約数の個数: 16

約数和(自身を含む): 128909040

約数和(自身を除く): 47789338

約数列:

[1, 2, 19, 38, 157, 314, 2983, 5966, 13597, 27194, 258343, 516686, 2134729, 4269458, 40559851, 81119702]

約数ペア:

[(1, 81119702), (2, 40559851), (19, 4269458), (38, 2134729), (157, 516686), (314, 258343), (2983, 27194), (5966, 13597)]