219673805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 303575040

約数和(自身を除く): 83901235

約数列:

[1, 5, 13, 23, 65, 89, 115, 127, 169, 299, 445, 635, 845, 1157, 1495, 1651, 2047, 2921, 3887, 5785, 8255, 10235, 11303, 14605, 15041, 19435, 21463, 26611, 37973, 56515, 75205, 107315, 133055, 146939, 189865, 259969, 345943, 493649, 734695, 1299845, 1729715, 1910207, 2468245, 3379597, 9551035, 16897985, 43934761, 219673805]

約数ペア:

[(1, 219673805), (5, 43934761), (13, 16897985), (23, 9551035), (65, 3379597), (89, 2468245), (115, 1910207), (127, 1729715), (169, 1299845), (299, 734695), (445, 493649), (635, 345943), (845, 259969), (1157, 189865), (1495, 146939), (1651, 133055), (2047, 107315), (2921, 75205), (3887, 56515), (5785, 37973), (8255, 26611), (10235, 21463), (11303, 19435), (14605, 15041)]