1217910367445

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1\times {\mathrm{9945779}}^1$

素因数の和:9947092

約数の個数: 16

約数和(自身を含む): 1539606744000

約数和(自身を除く): 321696376555

約数列:

[1, 5, 19, 95, 1289, 6445, 24491, 122455, 9945779, 49728895, 188969801, 944849005, 12820109131, 64100545655, 243582073489, 1217910367445]

約数ペア:

[(1, 1217910367445), (5, 243582073489), (19, 64100545655), (95, 12820109131), (1289, 944849005), (6445, 188969801), (24491, 49728895), (122455, 9945779)]