17886609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 28828800

約数和(自身を除く): 10942191

約数列:

[1, 3, 9, 13, 27, 39, 117, 131, 351, 389, 393, 1167, 1179, 1703, 3501, 3537, 5057, 5109, 10503, 15171, 15327, 45513, 45981, 50959, 136539, 152877, 458631, 662467, 1375893, 1987401, 5962203, 17886609]

約数ペア:

[(1, 17886609), (3, 5962203), (9, 1987401), (13, 1375893), (27, 662467), (39, 458631), (117, 152877), (131, 136539), (351, 50959), (389, 45981), (393, 45513), (1167, 15327), (1179, 15171), (1703, 10503), (3501, 5109), (3537, 5057)]