1216728

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 3484800

約数和(自身を除く): 2268072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 131, 172, 216, 258, 262, 344, 387, 393, 516, 524, 774, 786, 1032, 1048, 1161, 1179, 1548, 1572, 2322, 2358, 3096, 3144, 3537, 4644, 4716, 5633, 7074, 9288, 9432, 11266, 14148, 16899, 22532, 28296, 33798, 45064, 50697, 67596, 101394, 135192, 152091, 202788, 304182, 405576, 608364, 1216728]

約数ペア:

[(1, 1216728), (2, 608364), (3, 405576), (4, 304182), (6, 202788), (8, 152091), (9, 135192), (12, 101394), (18, 67596), (24, 50697), (27, 45064), (36, 33798), (43, 28296), (54, 22532), (72, 16899), (86, 14148), (108, 11266), (129, 9432), (131, 9288), (172, 7074), (216, 5633), (258, 4716), (262, 4644), (344, 3537), (387, 3144), (393, 3096), (516, 2358), (524, 2322), (774, 1572), (786, 1548), (1032, 1179), (1048, 1161)]