210371005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 292668768

約数和(自身を除く): 82297763

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 3121, 3965, 5185, 13481, 15605, 40573, 53057, 67405, 190381, 202865, 265285, 689741, 951905, 2474953, 3236477, 3448705, 12374765, 16182385, 42074201, 210371005]

約数ペア:

[(1, 210371005), (5, 42074201), (13, 16182385), (17, 12374765), (61, 3448705), (65, 3236477), (85, 2474953), (221, 951905), (305, 689741), (793, 265285), (1037, 202865), (1105, 190381), (3121, 67405), (3965, 53057), (5185, 40573), (13481, 15605)]