315550768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{5903}}^1$

素因数の和:6181

約数の個数: 40

約数和(自身を含む): 661082688

約数和(自身を除く): 345531920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 257, 514, 1028, 2056, 3341, 4112, 5903, 6682, 11806, 13364, 23612, 26728, 47224, 53456, 76739, 94448, 153478, 306956, 613912, 1227824, 1517071, 3034142, 6068284, 12136568, 19721923, 24273136, 39443846, 78887692, 157775384, 315550768]

約数ペア:

[(1, 315550768), (2, 157775384), (4, 78887692), (8, 39443846), (13, 24273136), (16, 19721923), (26, 12136568), (52, 6068284), (104, 3034142), (208, 1517071), (257, 1227824), (514, 613912), (1028, 306956), (2056, 153478), (3341, 94448), (4112, 76739), (5903, 53456), (6682, 47224), (11806, 26728), (13364, 23612)]