78723428

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{46091}}^1$

素因数の和:46163

約数の個数: 24

約数和(自身を含む): 160031424

約数和(自身を除く): 81307996

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 46091, 92182, 184364, 322637, 645274, 1290548, 2811551, 5623102, 11246204, 19680857, 39361714, 78723428]

約数ペア:

[(1, 78723428), (2, 39361714), (4, 19680857), (7, 11246204), (14, 5623102), (28, 2811551), (61, 1290548), (122, 645274), (244, 322637), (427, 184364), (854, 92182), (1708, 46091)]