210930305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 284549760

約数和(自身を除く): 73619455

約数列:

[1, 5, 17, 19, 85, 95, 131, 323, 655, 997, 1615, 2227, 2489, 4985, 11135, 12445, 16949, 18943, 42313, 84745, 94715, 130607, 211565, 322031, 653035, 1610155, 2220319, 2481533, 11101595, 12407665, 42186061, 210930305]

約数ペア:

[(1, 210930305), (5, 42186061), (17, 12407665), (19, 11101595), (85, 2481533), (95, 2220319), (131, 1610155), (323, 653035), (655, 322031), (997, 211565), (1615, 130607), (2227, 94715), (2489, 84745), (4985, 42313), (11135, 18943), (12445, 16949)]