208083141

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20773}}^1$

素因数の和:20842

約数の個数: 32

約数和(自身を含む): 358974720

約数和(自身を除く): 150891579

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 20773, 62319, 145411, 186957, 436233, 560871, 1100969, 1308699, 3302907, 3926097, 7706783, 9908721, 23120349, 29726163, 69361047, 208083141]

約数ペア:

[(1, 208083141), (3, 69361047), (7, 29726163), (9, 23120349), (21, 9908721), (27, 7706783), (53, 3926097), (63, 3302907), (159, 1308699), (189, 1100969), (371, 560871), (477, 436233), (1113, 186957), (1431, 145411), (3339, 62319), (10017, 20773)]