72663975

素因数分解:

$3^2\times 5^2\times {\mathrm{322951}}^1$

素因数の和:322967

約数の個数: 18

約数和(自身を含む): 130149656

約数和(自身を除く): 57485681

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 322951, 968853, 1614755, 2906559, 4844265, 8073775, 14532795, 24221325, 72663975]

約数ペア:

[(1, 72663975), (3, 24221325), (5, 14532795), (9, 8073775), (15, 4844265), (25, 2906559), (45, 1614755), (75, 968853), (225, 322951)]