71447733

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8527}}^1$

素因数の和:8566

約数の個数: 36

約数和(自身を含む): 126384960

約数和(自身を除く): 54937227

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 8527, 25581, 59689, 76743, 162013, 179067, 417823, 486039, 537201, 1134091, 1253469, 1458117, 3402273, 3760407, 7938637, 10206819, 23815911, 71447733]

約数ペア:

[(1, 71447733), (3, 23815911), (7, 10206819), (9, 7938637), (19, 3760407), (21, 3402273), (49, 1458117), (57, 1253469), (63, 1134091), (133, 537201), (147, 486039), (171, 417823), (399, 179067), (441, 162013), (931, 76743), (1197, 59689), (2793, 25581), (8379, 8527)]