17910321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 28449792

約数和(自身を除く): 10539471

約数列:

[1, 3, 11, 13, 33, 39, 83, 143, 249, 429, 503, 913, 1079, 1509, 2739, 3237, 5533, 6539, 11869, 16599, 19617, 35607, 41749, 71929, 125247, 215787, 459239, 542737, 1377717, 1628211, 5970107, 17910321]

約数ペア:

[(1, 17910321), (3, 5970107), (11, 1628211), (13, 1377717), (33, 542737), (39, 459239), (83, 215787), (143, 125247), (249, 71929), (429, 41749), (503, 35607), (913, 19617), (1079, 16599), (1509, 11869), (2739, 6539), (3237, 5533)]