28487565

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2371}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 51235200

約数和(自身を除く): 22747635

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2371, 2403, 4005, 7113, 11855, 12015, 21339, 35565, 64017, 106695, 211019, 320085, 633057, 1055095, 1899171, 3165285, 5697513, 9495855, 28487565]

約数ペア:

[(1, 28487565), (3, 9495855), (5, 5697513), (9, 3165285), (15, 1899171), (27, 1055095), (45, 633057), (89, 320085), (135, 211019), (267, 106695), (445, 64017), (801, 35565), (1335, 21339), (2371, 12015), (2403, 11855), (4005, 7113)]