129388917

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{677}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 208281600

約数和(自身を除く): 78892683

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 479, 677, 1437, 2031, 3353, 4739, 9101, 10059, 12863, 14217, 27303, 38589, 63707, 90041, 191121, 270123, 324283, 972849, 2269981, 6161377, 6809943, 18484131, 43129639, 129388917]

約数ペア:

[(1, 129388917), (3, 43129639), (7, 18484131), (19, 6809943), (21, 6161377), (57, 2269981), (133, 972849), (399, 324283), (479, 270123), (677, 191121), (1437, 90041), (2031, 63707), (3353, 38589), (4739, 27303), (9101, 14217), (10059, 12863)]