856656294

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{1279}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 1912995840

約数和(自身を除く): 1056339546

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 277, 403, 554, 806, 831, 1209, 1279, 1662, 2418, 2558, 3601, 3837, 7202, 7674, 8587, 10803, 16627, 17174, 21606, 25761, 33254, 39649, 49881, 51522, 79298, 99762, 111631, 118947, 223262, 237894, 334893, 354283, 515437, 669786, 708566, 1030874, 1062849, 1546311, 2125698, 3092622, 4605679, 9211358, 10982773, 13817037, 21965546, 27634074, 32948319, 65896638, 142776049, 285552098, 428328147, 856656294]

約数ペア:

[(1, 856656294), (2, 428328147), (3, 285552098), (6, 142776049), (13, 65896638), (26, 32948319), (31, 27634074), (39, 21965546), (62, 13817037), (78, 10982773), (93, 9211358), (186, 4605679), (277, 3092622), (403, 2125698), (554, 1546311), (806, 1062849), (831, 1030874), (1209, 708566), (1279, 669786), (1662, 515437), (2418, 354283), (2558, 334893), (3601, 237894), (3837, 223262), (7202, 118947), (7674, 111631), (8587, 99762), (10803, 79298), (16627, 51522), (17174, 49881), (21606, 39649), (25761, 33254)]