31332513

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 45092160

約数和(自身を除く): 13759647

約数列:

[1, 3, 17, 51, 71, 213, 289, 509, 867, 1207, 1527, 3621, 8653, 20519, 25959, 36139, 61557, 108417, 147101, 441303, 614363, 1843089, 10444171, 31332513]

約数ペア:

[(1, 31332513), (3, 10444171), (17, 1843089), (51, 614363), (71, 441303), (213, 147101), (289, 108417), (509, 61557), (867, 36139), (1207, 25959), (1527, 20519), (3621, 8653)]