217775169

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{967}}^1$

素因数の和:1434

約数の個数: 32

約数和(自身を含む): 340736000

約数和(自身を除く): 122960831

約数列:

[1, 3, 9, 19, 27, 57, 171, 439, 513, 967, 1317, 2901, 3951, 8341, 8703, 11853, 18373, 25023, 26109, 55119, 75069, 165357, 225207, 424513, 496071, 1273539, 3820617, 8065747, 11461851, 24197241, 72591723, 217775169]

約数ペア:

[(1, 217775169), (3, 72591723), (9, 24197241), (19, 11461851), (27, 8065747), (57, 3820617), (171, 1273539), (439, 496071), (513, 424513), (967, 225207), (1317, 165357), (2901, 75069), (3951, 55119), (8341, 26109), (8703, 25023), (11853, 18373)]