212902137

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{116531}}^1$

素因数の和:116573

約数の個数: 24

約数和(自身を含む): 363579840

約数和(自身を除く): 150677703

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 116531, 349593, 815717, 1048779, 2447151, 3379399, 7341453, 10138197, 23655793, 30414591, 70967379, 212902137]

約数ペア:

[(1, 212902137), (3, 70967379), (7, 30414591), (9, 23655793), (21, 10138197), (29, 7341453), (63, 3379399), (87, 2447151), (203, 1048779), (261, 815717), (609, 349593), (1827, 116531)]