2012376717

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 3473648640

約数和(自身を除く): 1461271923

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 79, 81, 117, 153, 221, 237, 351, 459, 663, 711, 1027, 1053, 1343, 1377, 1423, 1989, 2133, 3081, 4029, 4269, 5967, 6399, 9243, 12087, 12807, 17459, 17901, 18499, 24191, 27729, 36261, 38421, 52377, 55497, 72573, 83187, 108783, 112417, 115263, 157131, 166491, 217719, 314483, 337251, 471393, 499473, 653157, 943449, 1011753, 1414179, 1461421, 1498419, 1911089, 1959471, 2830347, 3035259, 4384263, 5733267, 8491041, 9105777, 13152789, 17199801, 24844157, 25473123, 39458367, 51599403, 74532471, 118375101, 154798209, 223597413, 670792239, 2012376717]

約数ペア:

[(1, 2012376717), (3, 670792239), (9, 223597413), (13, 154798209), (17, 118375101), (27, 74532471), (39, 51599403), (51, 39458367), (79, 25473123), (81, 24844157), (117, 17199801), (153, 13152789), (221, 9105777), (237, 8491041), (351, 5733267), (459, 4384263), (663, 3035259), (711, 2830347), (1027, 1959471), (1053, 1911089), (1343, 1498419), (1377, 1461421), (1423, 1414179), (1989, 1011753), (2133, 943449), (3081, 653157), (4029, 499473), (4269, 471393), (5967, 337251), (6399, 314483), (9243, 217719), (12087, 166491), (12807, 157131), (17459, 115263), (17901, 112417), (18499, 108783), (24191, 83187), (27729, 72573), (36261, 55497), (38421, 52377)]