54139455

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21107}}^1$

素因数の和:21140

約数の個数: 32

約数和(自身を含む): 101318400

約数和(自身を除く): 47178945

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 21107, 63321, 105535, 189963, 316605, 401033, 569889, 949815, 1203099, 2005165, 2849445, 3609297, 6015495, 10827891, 18046485, 54139455]

約数ペア:

[(1, 54139455), (3, 18046485), (5, 10827891), (9, 6015495), (15, 3609297), (19, 2849445), (27, 2005165), (45, 1203099), (57, 949815), (95, 569889), (135, 401033), (171, 316605), (285, 189963), (513, 105535), (855, 63321), (2565, 21107)]