72166761

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 118195200

約数和(自身を除く): 46028439

約数列:

[1, 3, 9, 27, 29, 37, 47, 53, 87, 111, 141, 159, 261, 333, 423, 477, 783, 999, 1073, 1269, 1363, 1431, 1537, 1739, 1961, 2491, 3219, 4089, 4611, 5217, 5883, 7473, 9657, 12267, 13833, 15651, 17649, 22419, 28971, 36801, 41499, 46953, 50431, 52947, 56869, 67257, 72239, 92167, 151293, 170607, 216717, 276501, 453879, 511821, 650151, 829503, 1361637, 1535463, 1950453, 2488509, 2672843, 8018529, 24055587, 72166761]

約数ペア:

[(1, 72166761), (3, 24055587), (9, 8018529), (27, 2672843), (29, 2488509), (37, 1950453), (47, 1535463), (53, 1361637), (87, 829503), (111, 650151), (141, 511821), (159, 453879), (261, 276501), (333, 216717), (423, 170607), (477, 151293), (783, 92167), (999, 72239), (1073, 67257), (1269, 56869), (1363, 52947), (1431, 50431), (1537, 46953), (1739, 41499), (1961, 36801), (2491, 28971), (3219, 22419), (4089, 17649), (4611, 15651), (5217, 13833), (5883, 12267), (7473, 9657)]