31251285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17807}}^1$

素因数の和:17834

約数の個数: 32

約数和(自身を含む): 59834880

約数和(自身を除く): 28583595

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 17807, 53421, 89035, 160263, 231491, 267105, 480789, 694473, 801315, 1157455, 2083419, 2403945, 3472365, 6250257, 10417095, 31251285]

約数ペア:

[(1, 31251285), (3, 10417095), (5, 6250257), (9, 3472365), (13, 2403945), (15, 2083419), (27, 1157455), (39, 801315), (45, 694473), (65, 480789), (117, 267105), (135, 231491), (195, 160263), (351, 89035), (585, 53421), (1755, 17807)]