64912778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{244033}}^1$

素因数の和:244061

約数の個数: 16

約数和(自身を含む): 117136320

約数和(自身を除く): 52223542

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 244033, 488066, 1708231, 3416462, 4636627, 9273254, 32456389, 64912778]

約数ペア:

[(1, 64912778), (2, 32456389), (7, 9273254), (14, 4636627), (19, 3416462), (38, 1708231), (133, 488066), (266, 244033)]