28757235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1657}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 50137920

約数和(自身を除く): 21380685

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 195, 267, 445, 1157, 1335, 1657, 3471, 4971, 5785, 8285, 17355, 21541, 24855, 64623, 107705, 147473, 323115, 442419, 737365, 1917149, 2212095, 5751447, 9585745, 28757235]

約数ペア:

[(1, 28757235), (3, 9585745), (5, 5751447), (13, 2212095), (15, 1917149), (39, 737365), (65, 442419), (89, 323115), (195, 147473), (267, 107705), (445, 64623), (1157, 24855), (1335, 21541), (1657, 17355), (3471, 8285), (4971, 5785)]