9991215

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5693}}^1$

素因数の和:5720

約数の個数: 32

約数和(自身を含む): 19131840

約数和(自身を除く): 9140625

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 5693, 17079, 28465, 51237, 74009, 85395, 153711, 222027, 256185, 370045, 666081, 768555, 1110135, 1998243, 3330405, 9991215]

約数ペア:

[(1, 9991215), (3, 3330405), (5, 1998243), (9, 1110135), (13, 768555), (15, 666081), (27, 370045), (39, 256185), (45, 222027), (65, 153711), (117, 85395), (135, 74009), (195, 51237), (351, 28465), (585, 17079), (1755, 5693)]