1320795

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{599}}^1$

素因数の和:624

約数の個数: 36

約数和(自身を含む): 2667600

約数和(自身を除く): 1346805

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 599, 735, 1797, 2205, 2995, 4193, 5391, 8985, 12579, 20965, 26955, 29351, 37737, 62895, 88053, 146755, 188685, 264159, 440265, 1320795]

約数ペア:

[(1, 1320795), (3, 440265), (5, 264159), (7, 188685), (9, 146755), (15, 88053), (21, 62895), (35, 37737), (45, 29351), (49, 26955), (63, 20965), (105, 12579), (147, 8985), (245, 5391), (315, 4193), (441, 2995), (599, 2205), (735, 1797)]