215994597

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113027}}^1$

素因数の和:113057

約数の個数: 24

約数和(自身を含む): 360785376

約数和(自身を除く): 144790779

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 113027, 339081, 791189, 1469351, 2373567, 4408053, 5538323, 10285457, 16614969, 30856371, 71998199, 215994597]

約数ペア:

[(1, 215994597), (3, 71998199), (7, 30856371), (13, 16614969), (21, 10285457), (39, 5538323), (49, 4408053), (91, 2373567), (147, 1469351), (273, 791189), (637, 339081), (1911, 113027)]