489411

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 786240

約数和(自身を除く): 296829

約数列:

[1, 3, 9, 13, 39, 47, 89, 117, 141, 267, 423, 611, 801, 1157, 1833, 3471, 4183, 5499, 10413, 12549, 37647, 54379, 163137, 489411]

約数ペア:

[(1, 489411), (3, 163137), (9, 54379), (13, 37647), (39, 12549), (47, 10413), (89, 5499), (117, 4183), (141, 3471), (267, 1833), (423, 1157), (611, 801)]