28024815

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 28423185

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 343, 419, 455, 637, 735, 1029, 1257, 1365, 1715, 1911, 2095, 2933, 3185, 4459, 5145, 5447, 6285, 8799, 9555, 13377, 14665, 16341, 20531, 22295, 27235, 38129, 43995, 61593, 66885, 81705, 102655, 114387, 143717, 190645, 266903, 307965, 431151, 571935, 718585, 800709, 1334515, 1868321, 2155755, 4003545, 5604963, 9341605, 28024815]

約数ペア:

[(1, 28024815), (3, 9341605), (5, 5604963), (7, 4003545), (13, 2155755), (15, 1868321), (21, 1334515), (35, 800709), (39, 718585), (49, 571935), (65, 431151), (91, 307965), (105, 266903), (147, 190645), (195, 143717), (245, 114387), (273, 102655), (343, 81705), (419, 66885), (455, 61593), (637, 43995), (735, 38129), (1029, 27235), (1257, 22295), (1365, 20531), (1715, 16341), (1911, 14665), (2095, 13377), (2933, 9555), (3185, 8799), (4459, 6285), (5145, 5447)]