388716261

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2459}}^1$

素因数の和:2593

約数の個数: 32

約数和(自身を含む): 566784000

約数和(自身を除く): 178067739

約数列:

[1, 3, 23, 29, 69, 79, 87, 237, 667, 1817, 2001, 2291, 2459, 5451, 6873, 7377, 52693, 56557, 71311, 158079, 169671, 194261, 213933, 582783, 1640153, 4468003, 4920459, 5633569, 13404009, 16900707, 129572087, 388716261]

約数ペア:

[(1, 388716261), (3, 129572087), (23, 16900707), (29, 13404009), (69, 5633569), (79, 4920459), (87, 4468003), (237, 1640153), (667, 582783), (1817, 213933), (2001, 194261), (2291, 169671), (2459, 158079), (5451, 71311), (6873, 56557), (7377, 52693)]