72218178

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{138349}}^1$

素因数の和:138386

約数の個数: 24

約数和(自身を含む): 161869500

約数和(自身を除く): 89651322

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 138349, 276698, 415047, 830094, 1245141, 2490282, 4012121, 8024242, 12036363, 24072726, 36109089, 72218178]

約数ペア:

[(1, 72218178), (2, 36109089), (3, 24072726), (6, 12036363), (9, 8024242), (18, 4012121), (29, 2490282), (58, 1245141), (87, 830094), (174, 415047), (261, 276698), (522, 138349)]