2269215

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 4390848

約数和(自身を除く): 2121633

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 431, 585, 1053, 1293, 1755, 2155, 3879, 5265, 5603, 6465, 11637, 16809, 19395, 28015, 34911, 50427, 58185, 84045, 151281, 174555, 252135, 453843, 756405, 2269215]

約数ペア:

[(1, 2269215), (3, 756405), (5, 453843), (9, 252135), (13, 174555), (15, 151281), (27, 84045), (39, 58185), (45, 50427), (65, 34911), (81, 28015), (117, 19395), (135, 16809), (195, 11637), (351, 6465), (405, 5603), (431, 5265), (585, 3879), (1053, 2155), (1293, 1755)]