2028156975943

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2258821}}^1$

素因数の和:2259047

約数の個数: 32

約数和(自身を含む): 2512532887040

約数和(自身を除く): 484375911097

約数列:

[1, 7, 19, 43, 133, 157, 301, 817, 1099, 2983, 5719, 6751, 20881, 47257, 128269, 897883, 2258821, 15811747, 42917599, 97129303, 300423193, 354634897, 679905121, 1845456757, 2482444279, 6738063043, 12918197299, 15249300571, 47166441301, 106745103997, 289736710849, 2028156975943]

約数ペア:

[(1, 2028156975943), (7, 289736710849), (19, 106745103997), (43, 47166441301), (133, 15249300571), (157, 12918197299), (301, 6738063043), (817, 2482444279), (1099, 1845456757), (2983, 679905121), (5719, 354634897), (6751, 300423193), (20881, 97129303), (47257, 42917599), (128269, 15811747), (897883, 2258821)]