87890836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53987}}^1$

素因数の和:54039

約数の個数: 24

約数和(自身を含む): 172329696

約数和(自身を除く): 84438860

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 53987, 107974, 215948, 593857, 1187714, 1997519, 2375428, 3995038, 7990076, 21972709, 43945418, 87890836]

約数ペア:

[(1, 87890836), (2, 43945418), (4, 21972709), (11, 7990076), (22, 3995038), (37, 2375428), (44, 1997519), (74, 1187714), (148, 593857), (407, 215948), (814, 107974), (1628, 53987)]