390260661505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1\times {\mathrm{189061}}^1$

素因数の和:191977

約数の個数: 32

約数和(自身を含む): 550379144448

約数和(自身を除く): 160118482943

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2887, 14435, 31757, 37531, 158785, 187655, 189061, 412841, 945305, 2064205, 2079671, 2457793, 10398355, 12288965, 27035723, 135178615, 545819107, 2729095535, 6004010177, 7095648391, 30020050885, 35478241955, 78052132301, 390260661505]

約数ペア:

[(1, 390260661505), (5, 78052132301), (11, 35478241955), (13, 30020050885), (55, 7095648391), (65, 6004010177), (143, 2729095535), (715, 545819107), (2887, 135178615), (14435, 27035723), (31757, 12288965), (37531, 10398355), (158785, 2457793), (187655, 2079671), (189061, 2064205), (412841, 945305)]