67990041

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7243}}^1$

素因数の和:7405

約数の個数: 24

約数和(自身を含む): 113006400

約数和(自身を除く): 45016359

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 7243, 9387, 21729, 50701, 65187, 152103, 456309, 1079207, 3237621, 7554449, 9712863, 22663347, 67990041]

約数ペア:

[(1, 67990041), (3, 22663347), (7, 9712863), (9, 7554449), (21, 3237621), (63, 1079207), (149, 456309), (447, 152103), (1043, 65187), (1341, 50701), (3129, 21729), (7243, 9387)]