51255009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1913}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 80120040

約数和(自身を除く): 28865031

約数列:

[1, 3, 9, 13, 39, 117, 229, 687, 1913, 2061, 2977, 5739, 8931, 17217, 24869, 26793, 74607, 223821, 438077, 1314231, 3942693, 5695001, 17085003, 51255009]

約数ペア:

[(1, 51255009), (3, 17085003), (9, 5695001), (13, 3942693), (39, 1314231), (117, 438077), (229, 223821), (687, 74607), (1913, 26793), (2061, 24869), (2977, 17217), (5739, 8931)]