1278668

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2362080

約数和(自身を除く): 1083412

約数列:

[1, 2, 4, 29, 58, 73, 116, 146, 151, 292, 302, 604, 2117, 4234, 4379, 8468, 8758, 11023, 17516, 22046, 44092, 319667, 639334, 1278668]

約数ペア:

[(1, 1278668), (2, 639334), (4, 319667), (29, 44092), (58, 22046), (73, 17516), (116, 11023), (146, 8758), (151, 8468), (292, 4379), (302, 4234), (604, 2117)]