243570825

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 450328320

約数和(自身を除く): 206757495

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 79, 193, 213, 225, 237, 355, 395, 579, 639, 711, 965, 1065, 1185, 1737, 1775, 1975, 2895, 3195, 3555, 4825, 5325, 5609, 5925, 8685, 13703, 14475, 15247, 15975, 16827, 17775, 28045, 41109, 43425, 45741, 50481, 68515, 76235, 84135, 123327, 137223, 140225, 205545, 228705, 252405, 342575, 381175, 420675, 616635, 686115, 1027725, 1082537, 1143525, 1262025, 3083175, 3247611, 3430575, 5412685, 9742833, 16238055, 27063425, 48714165, 81190275, 243570825]

約数ペア:

[(1, 243570825), (3, 81190275), (5, 48714165), (9, 27063425), (15, 16238055), (25, 9742833), (45, 5412685), (71, 3430575), (75, 3247611), (79, 3083175), (193, 1262025), (213, 1143525), (225, 1082537), (237, 1027725), (355, 686115), (395, 616635), (579, 420675), (639, 381175), (711, 342575), (965, 252405), (1065, 228705), (1185, 205545), (1737, 140225), (1775, 137223), (1975, 123327), (2895, 84135), (3195, 76235), (3555, 68515), (4825, 50481), (5325, 45741), (5609, 43425), (5925, 41109), (8685, 28045), (13703, 17775), (14475, 16827), (15247, 15975)]