54188019

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 32298381

約数列:

[1, 3, 9, 19, 41, 57, 59, 123, 131, 171, 177, 369, 393, 531, 779, 1121, 1179, 2337, 2419, 2489, 3363, 5371, 7011, 7257, 7467, 7729, 10089, 16113, 21771, 22401, 23187, 45961, 48339, 69561, 102049, 137883, 146851, 306147, 316889, 413649, 440553, 918441, 950667, 1321659, 2852001, 6020891, 18062673, 54188019]

約数ペア:

[(1, 54188019), (3, 18062673), (9, 6020891), (19, 2852001), (41, 1321659), (57, 950667), (59, 918441), (123, 440553), (131, 413649), (171, 316889), (177, 306147), (369, 146851), (393, 137883), (531, 102049), (779, 69561), (1121, 48339), (1179, 45961), (2337, 23187), (2419, 22401), (2489, 21771), (3363, 16113), (5371, 10089), (7011, 7729), (7257, 7467)]