748665

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 1317888

約数和(自身を除く): 569223

約数列:

[1, 3, 5, 9, 15, 45, 127, 131, 381, 393, 635, 655, 1143, 1179, 1905, 1965, 5715, 5895, 16637, 49911, 83185, 149733, 249555, 748665]

約数ペア:

[(1, 748665), (3, 249555), (5, 149733), (9, 83185), (15, 49911), (45, 16637), (127, 5895), (131, 5715), (381, 1965), (393, 1905), (635, 1179), (655, 1143)]