206702955

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{66571}}^1$

素因数の和:66608

約数の個数: 32

約数和(自身を含む): 383454720

約数和(自身を除く): 176751765

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 66571, 199713, 332855, 599139, 998565, 1531133, 1797417, 2995695, 4593399, 7655665, 8987085, 13780197, 22966995, 41340591, 68900985, 206702955]

約数ペア:

[(1, 206702955), (3, 68900985), (5, 41340591), (9, 22966995), (15, 13780197), (23, 8987085), (27, 7655665), (45, 4593399), (69, 2995695), (115, 1797417), (135, 1531133), (207, 998565), (345, 599139), (621, 332855), (1035, 199713), (3105, 66571)]