23878287

素因数分解:

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

素因数の和:340

約数の個数: 32

約数和(自身を含む): 36706560

約数和(自身を除く): 12828273

約数列:

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

約数ペア:

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