1663171185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{6679}}^1$

素因数の和:7977

約数の個数: 32

約数和(自身を含む): 2868445440

約数和(自身を除く): 1205274255

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1277, 3831, 6385, 6679, 16601, 19155, 20037, 33395, 49803, 83005, 86827, 100185, 249015, 260481, 434135, 1302405, 8529083, 25587249, 42645415, 110878079, 127936245, 332634237, 554390395, 1663171185]

約数ペア:

[(1, 1663171185), (3, 554390395), (5, 332634237), (13, 127936245), (15, 110878079), (39, 42645415), (65, 25587249), (195, 8529083), (1277, 1302405), (3831, 434135), (6385, 260481), (6679, 249015), (16601, 100185), (19155, 86827), (20037, 83005), (33395, 49803)]