30689919

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5581}}^1$

素因数の和:5647

約数の個数: 24

約数和(自身を含む): 48764352

約数和(自身を除く): 18074433

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 5581, 16743, 50229, 72553, 217659, 262307, 652977, 786921, 2360763, 3409991, 10229973, 30689919]

約数ペア:

[(1, 30689919), (3, 10229973), (9, 3409991), (13, 2360763), (39, 786921), (47, 652977), (117, 262307), (141, 217659), (423, 72553), (611, 50229), (1833, 16743), (5499, 5581)]