28378311

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 41319936

約数和(自身を除く): 12941625

約数列:

[1, 3, 13, 39, 169, 223, 251, 507, 669, 753, 2899, 3263, 8697, 9789, 37687, 42419, 55973, 113061, 127257, 167919, 727649, 2182947, 9459437, 28378311]

約数ペア:

[(1, 28378311), (3, 9459437), (13, 2182947), (39, 727649), (169, 167919), (223, 127257), (251, 113061), (507, 55973), (669, 42419), (753, 37687), (2899, 9789), (3263, 8697)]