12747993

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 18288000

約数和(自身を除く): 5540007

約数列:

[1, 3, 19, 57, 79, 149, 237, 361, 447, 1083, 1501, 2831, 4503, 8493, 11771, 28519, 35313, 53789, 85557, 161367, 223649, 670947, 4249331, 12747993]

約数ペア:

[(1, 12747993), (3, 4249331), (19, 670947), (57, 223649), (79, 161367), (149, 85557), (237, 53789), (361, 35313), (447, 28519), (1083, 11771), (1501, 8493), (2831, 4503)]