27992955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2051

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19907205

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 1979, 2829, 4715, 5937, 9895, 14145, 29685, 45517, 81139, 136551, 227585, 243417, 405695, 682755, 1217085, 1866197, 5598591, 9330985, 27992955]

約数ペア:

[(1, 27992955), (3, 9330985), (5, 5598591), (15, 1866197), (23, 1217085), (41, 682755), (69, 405695), (115, 243417), (123, 227585), (205, 136551), (345, 81139), (615, 45517), (943, 29685), (1979, 14145), (2829, 9895), (4715, 5937)]