31263128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9697}}^1$

素因数の和:9747

約数の個数: 32

約数和(自身を含む): 65170560

約数和(自身を除く): 33907432

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 9697, 19394, 38788, 77576, 126061, 252122, 300607, 504244, 601214, 1008488, 1202428, 2404856, 3907891, 7815782, 15631564, 31263128]

約数ペア:

[(1, 31263128), (2, 15631564), (4, 7815782), (8, 3907891), (13, 2404856), (26, 1202428), (31, 1008488), (52, 601214), (62, 504244), (104, 300607), (124, 252122), (248, 126061), (403, 77576), (806, 38788), (1612, 19394), (3224, 9697)]