73682721

素因数分解:

$3^2\times 7^2\times {\mathrm{167081}}^1$

素因数の和:167101

約数の個数: 18

約数和(自身を含む): 123807762

約数和(自身を除く): 50125041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 167081, 501243, 1169567, 1503729, 3508701, 8186969, 10526103, 24560907, 73682721]

約数ペア:

[(1, 73682721), (3, 24560907), (7, 10526103), (9, 8186969), (21, 3508701), (49, 1503729), (63, 1169567), (147, 501243), (441, 167081)]