247968487

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 295877120

約数和(自身を除く): 47908633

約数列:

[1, 13, 19, 37, 43, 247, 481, 559, 631, 703, 817, 1591, 8203, 9139, 10621, 11989, 20683, 23347, 27133, 30229, 155857, 303511, 352729, 392977, 443593, 515527, 1003921, 5766709, 6701851, 13050973, 19074499, 247968487]

約数ペア:

[(1, 247968487), (13, 19074499), (19, 13050973), (37, 6701851), (43, 5766709), (247, 1003921), (481, 515527), (559, 443593), (631, 392977), (703, 352729), (817, 303511), (1591, 155857), (8203, 30229), (9139, 27133), (10621, 23347), (11989, 20683)]