8223657

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 12512640

約数和(自身を除く): 4288983

約数列:

[1, 3, 13, 37, 39, 41, 111, 123, 139, 417, 481, 533, 1443, 1517, 1599, 1807, 4551, 5143, 5421, 5699, 15429, 17097, 19721, 59163, 66859, 74087, 200577, 210863, 222261, 632589, 2741219, 8223657]

約数ペア:

[(1, 8223657), (3, 2741219), (13, 632589), (37, 222261), (39, 210863), (41, 200577), (111, 74087), (123, 66859), (139, 59163), (417, 19721), (481, 17097), (533, 15429), (1443, 5699), (1517, 5421), (1599, 5143), (1807, 4551)]