213020164

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 437584896

約数和(自身を除く): 224564732

約数列:

[1, 2, 4, 7, 14, 28, 71, 83, 142, 166, 284, 332, 497, 581, 994, 1162, 1291, 1988, 2324, 2582, 5164, 5893, 9037, 11786, 18074, 23572, 36148, 41251, 82502, 91661, 107153, 165004, 183322, 214306, 366644, 428612, 641627, 750071, 1283254, 1500142, 2566508, 3000284, 7607863, 15215726, 30431452, 53255041, 106510082, 213020164]

約数ペア:

[(1, 213020164), (2, 106510082), (4, 53255041), (7, 30431452), (14, 15215726), (28, 7607863), (71, 3000284), (83, 2566508), (142, 1500142), (166, 1283254), (284, 750071), (332, 641627), (497, 428612), (581, 366644), (994, 214306), (1162, 183322), (1291, 165004), (1988, 107153), (2324, 91661), (2582, 82502), (5164, 41251), (5893, 36148), (9037, 23572), (11786, 18074)]