73997721

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7883}}^1$

素因数の和:8045

約数の個数: 24

約数和(自身を含む): 122990400

約数和(自身を除く): 48992679

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 7883, 9387, 23649, 55181, 70947, 165543, 496629, 1174567, 3523701, 8221969, 10571103, 24665907, 73997721]

約数ペア:

[(1, 73997721), (3, 24665907), (7, 10571103), (9, 8221969), (21, 3523701), (63, 1174567), (149, 496629), (447, 165543), (1043, 70947), (1341, 55181), (3129, 23649), (7883, 9387)]