505235872912

素因数分解:

$2^4\times {\mathrm{81101}}^1\times {\mathrm{389357}}^1$

素因数の和:470466

約数の個数: 20

約数和(自身を含む): 978909087996

約数和(自身を除く): 473673215084

約数列:

[1, 2, 4, 8, 16, 81101, 162202, 324404, 389357, 648808, 778714, 1297616, 1557428, 3114856, 6229712, 31577242057, 63154484114, 126308968228, 252617936456, 505235872912]

約数ペア:

[(1, 505235872912), (2, 252617936456), (4, 126308968228), (8, 63154484114), (16, 31577242057), (81101, 6229712), (162202, 3114856), (324404, 1557428), (389357, 1297616), (648808, 778714)]