72426879

素因数分解:

$3^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 132263040

約数和(自身を除く): 59836161

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 83, 133, 171, 189, 243, 249, 399, 513, 567, 581, 729, 747, 1197, 1539, 1577, 1701, 1743, 2187, 2241, 3591, 4617, 4731, 5103, 5229, 6561, 6723, 10773, 11039, 13851, 14193, 15309, 15687, 20169, 32319, 33117, 41553, 42579, 45927, 47061, 60507, 96957, 99351, 124659, 127737, 141183, 181521, 290871, 298053, 383211, 423549, 544563, 872613, 894159, 1149633, 1270647, 2682477, 3448899, 3811941, 8047431, 10346697, 24142293, 72426879]

約数ペア:

[(1, 72426879), (3, 24142293), (7, 10346697), (9, 8047431), (19, 3811941), (21, 3448899), (27, 2682477), (57, 1270647), (63, 1149633), (81, 894159), (83, 872613), (133, 544563), (171, 423549), (189, 383211), (243, 298053), (249, 290871), (399, 181521), (513, 141183), (567, 127737), (581, 124659), (729, 99351), (747, 96957), (1197, 60507), (1539, 47061), (1577, 45927), (1701, 42579), (1743, 41553), (2187, 33117), (2241, 32319), (3591, 20169), (4617, 15687), (4731, 15309), (5103, 14193), (5229, 13851), (6561, 11039), (6723, 10773)]