225781777

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 275159808

約数和(自身を除く): 49378031

約数列:

[1, 13, 17, 23, 43, 221, 299, 391, 559, 731, 989, 1033, 5083, 9503, 12857, 13429, 16813, 17561, 23759, 44419, 218569, 228293, 308867, 403903, 577447, 755123, 1021637, 5250739, 9816599, 13281281, 17367829, 225781777]

約数ペア:

[(1, 225781777), (13, 17367829), (17, 13281281), (23, 9816599), (43, 5250739), (221, 1021637), (299, 755123), (391, 577447), (559, 403903), (731, 308867), (989, 228293), (1033, 218569), (5083, 44419), (9503, 23759), (12857, 17561), (13429, 16813)]