208540212

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{661}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 496468224

約数和(自身を除く): 287928012

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 431, 661, 732, 862, 1293, 1322, 1724, 1983, 2586, 2644, 3966, 5172, 7932, 26291, 40321, 52582, 78873, 80642, 105164, 120963, 157746, 161284, 241926, 284891, 315492, 483852, 569782, 854673, 1139564, 1709346, 3418692, 17378351, 34756702, 52135053, 69513404, 104270106, 208540212]

約数ペア:

[(1, 208540212), (2, 104270106), (3, 69513404), (4, 52135053), (6, 34756702), (12, 17378351), (61, 3418692), (122, 1709346), (183, 1139564), (244, 854673), (366, 569782), (431, 483852), (661, 315492), (732, 284891), (862, 241926), (1293, 161284), (1322, 157746), (1724, 120963), (1983, 105164), (2586, 80642), (2644, 78873), (3966, 52582), (5172, 40321), (7932, 26291)]