221302485

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 391495104

約数和(自身を除く): 170192619

約数列:

[1, 3, 5, 9, 15, 45, 83, 193, 249, 307, 415, 579, 747, 921, 965, 1245, 1535, 1737, 2763, 2895, 3735, 4605, 8685, 13815, 16019, 25481, 48057, 59251, 76443, 80095, 127405, 144171, 177753, 229329, 240285, 296255, 382215, 533259, 720855, 888765, 1146645, 2666295, 4917833, 14753499, 24589165, 44260497, 73767495, 221302485]

約数ペア:

[(1, 221302485), (3, 73767495), (5, 44260497), (9, 24589165), (15, 14753499), (45, 4917833), (83, 2666295), (193, 1146645), (249, 888765), (307, 720855), (415, 533259), (579, 382215), (747, 296255), (921, 240285), (965, 229329), (1245, 177753), (1535, 144171), (1737, 127405), (2763, 80095), (2895, 76443), (3735, 59251), (4605, 48057), (8685, 25481), (13815, 16019)]