156622557

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2719}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 258334720

約数和(自身を除く): 101712163

約数列:

[1, 3, 7, 13, 21, 39, 91, 211, 273, 633, 1477, 2719, 2743, 4431, 8157, 8229, 19033, 19201, 35347, 57099, 57603, 106041, 247429, 573709, 742287, 1721127, 4015963, 7458217, 12047889, 22374651, 52207519, 156622557]

約数ペア:

[(1, 156622557), (3, 52207519), (7, 22374651), (13, 12047889), (21, 7458217), (39, 4015963), (91, 1721127), (211, 742287), (273, 573709), (633, 247429), (1477, 106041), (2719, 57603), (2743, 57099), (4431, 35347), (8157, 19201), (8229, 19033)]