67864221

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8369}}^1$

素因数の和:8445

約数の個数: 24

約数和(自身を含む): 105763320

約数和(自身を除く): 37899099

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 8369, 25107, 75321, 142273, 426819, 443557, 1280457, 1330671, 3992013, 7540469, 22621407, 67864221]

約数ペア:

[(1, 67864221), (3, 22621407), (9, 7540469), (17, 3992013), (51, 1330671), (53, 1280457), (153, 443557), (159, 426819), (477, 142273), (901, 75321), (2703, 25107), (8109, 8369)]