71634861

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 111037344

約数和(自身を除く): 39402483

約数列:

[1, 3, 9, 27, 43, 81, 129, 131, 157, 387, 393, 471, 1161, 1179, 1413, 3483, 3537, 4239, 5633, 6751, 10611, 12717, 16899, 20253, 20567, 50697, 60759, 61701, 152091, 182277, 185103, 456273, 546831, 555309, 884381, 1665927, 2653143, 7959429, 23878287, 71634861]

約数ペア:

[(1, 71634861), (3, 23878287), (9, 7959429), (27, 2653143), (43, 1665927), (81, 884381), (129, 555309), (131, 546831), (157, 456273), (387, 185103), (393, 182277), (471, 152091), (1161, 61701), (1179, 60759), (1413, 50697), (3483, 20567), (3537, 20253), (4239, 16899), (5633, 12717), (6751, 10611)]