221416519

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2617}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 240227680

約数和(自身を除く): 18811161

約数列:

[1, 19, 61, 73, 1159, 1387, 2617, 4453, 49723, 84607, 159637, 191041, 3033103, 3629779, 11653501, 221416519]

約数ペア:

[(1, 221416519), (19, 11653501), (61, 3629779), (73, 3033103), (1159, 191041), (1387, 159637), (2617, 84607), (4453, 49723)]