13800555

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16141}}^1$

素因数の和:16171

約数の個数: 24

約数和(自身を含む): 25181520

約数和(自身を除く): 11380965

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 16141, 48423, 80705, 145269, 242115, 306679, 726345, 920037, 1533395, 2760111, 4600185, 13800555]

約数ペア:

[(1, 13800555), (3, 4600185), (5, 2760111), (9, 1533395), (15, 920037), (19, 726345), (45, 306679), (57, 242115), (95, 145269), (171, 80705), (285, 48423), (855, 16141)]