4780478

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:451

約数の個数: 16

約数和(自身を含む): 7352640

約数和(自身を除く): 2572162

約数列:

[1, 2, 73, 137, 146, 239, 274, 478, 10001, 17447, 20002, 32743, 34894, 65486, 2390239, 4780478]

約数ペア:

[(1, 4780478), (2, 2390239), (73, 65486), (137, 34894), (146, 32743), (239, 20002), (274, 17447), (478, 10001)]