247331035

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 345088512

約数和(自身を除く): 97757477

約数列:

[1, 5, 7, 35, 107, 211, 313, 535, 749, 1055, 1477, 1565, 2191, 3745, 7385, 10955, 22577, 33491, 66043, 112885, 158039, 167455, 234437, 330215, 462301, 790195, 1172185, 2311505, 7066601, 35333005, 49466207, 247331035]

約数ペア:

[(1, 247331035), (5, 49466207), (7, 35333005), (35, 7066601), (107, 2311505), (211, 1172185), (313, 790195), (535, 462301), (749, 330215), (1055, 234437), (1477, 167455), (1565, 158039), (2191, 112885), (3745, 66043), (7385, 33491), (10955, 22577)]