1380078

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1217}}^1$

素因数の和:1238

約数の個数: 40

約数和(自身を含む): 3537072

約数和(自身を除く): 2156994

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1217, 2434, 3651, 7302, 8519, 10953, 17038, 21906, 25557, 32859, 51114, 65718, 76671, 98577, 153342, 197154, 230013, 460026, 690039, 1380078]

約数ペア:

[(1, 1380078), (2, 690039), (3, 460026), (6, 230013), (7, 197154), (9, 153342), (14, 98577), (18, 76671), (21, 65718), (27, 51114), (42, 32859), (54, 25557), (63, 21906), (81, 17038), (126, 10953), (162, 8519), (189, 7302), (378, 3651), (567, 2434), (1134, 1217)]