2783105845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{21061}}^1$

素因数の和:21205

約数の個数: 32

約数和(自身を含む): 3821489280

約数和(自身を除く): 1038383435

約数列:

[1, 5, 13, 19, 65, 95, 107, 247, 535, 1235, 1391, 2033, 6955, 10165, 21061, 26429, 105305, 132145, 273793, 400159, 1368965, 2000795, 2253527, 5202067, 11267635, 26010335, 29295851, 42817013, 146479255, 214085065, 556621169, 2783105845]

約数ペア:

[(1, 2783105845), (5, 556621169), (13, 214085065), (19, 146479255), (65, 42817013), (95, 29295851), (107, 26010335), (247, 11267635), (535, 5202067), (1235, 2253527), (1391, 2000795), (2033, 1368965), (6955, 400159), (10165, 273793), (21061, 132145), (26429, 105305)]