201665919

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{105529}}^1$

素因数の和:105559

約数の個数: 24

約数和(自身を含む): 336851760

約数和(自身を除く): 135185841

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 105529, 316587, 738703, 1371877, 2216109, 4115631, 5170921, 9603139, 15512763, 28809417, 67221973, 201665919]

約数ペア:

[(1, 201665919), (3, 67221973), (7, 28809417), (13, 15512763), (21, 9603139), (39, 5170921), (49, 4115631), (91, 2216109), (147, 1371877), (273, 738703), (637, 316587), (1911, 105529)]