261566295129

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{2099467}}^1$

素因数の和:2099709

約数の個数: 24

約数和(自身を含む): 384286622720

約数和(自身を除く): 122720327591

約数列:

[1, 3, 9, 109, 127, 327, 381, 981, 1143, 13843, 41529, 124587, 2099467, 6298401, 18895203, 228841903, 266632309, 686525709, 799896927, 2059577127, 2399690781, 29062921681, 87188765043, 261566295129]

約数ペア:

[(1, 261566295129), (3, 87188765043), (9, 29062921681), (109, 2399690781), (127, 2059577127), (327, 799896927), (381, 686525709), (981, 266632309), (1143, 228841903), (13843, 18895203), (41529, 6298401), (124587, 2099467)]