7846389

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:786

約数の個数: 20

約数和(自身を含む): 11814924

約数和(自身を除く): 3968535

約数列:

[1, 3, 9, 27, 81, 157, 471, 617, 1413, 1851, 4239, 5553, 12717, 16659, 49977, 96869, 290607, 871821, 2615463, 7846389]

約数ペア:

[(1, 7846389), (3, 2615463), (9, 871821), (27, 290607), (81, 96869), (157, 49977), (471, 16659), (617, 12717), (1413, 5553), (1851, 4239)]