78344091

素因数分解:

$3^4\times 7^2\times {\mathrm{19739}}^1$

素因数の和:19765

約数の個数: 30

約数和(自身を含む): 136146780

約数和(自身を除く): 57802689

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 19739, 59217, 138173, 177651, 414519, 532953, 967211, 1243557, 1598859, 2901633, 3730671, 8704899, 11192013, 26114697, 78344091]

約数ペア:

[(1, 78344091), (3, 26114697), (7, 11192013), (9, 8704899), (21, 3730671), (27, 2901633), (49, 1598859), (63, 1243557), (81, 967211), (147, 532953), (189, 414519), (441, 177651), (567, 138173), (1323, 59217), (3969, 19739)]