28208145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1153}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 51846912

約数和(自身を除く): 23638767

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 233, 699, 1153, 1165, 1631, 3459, 3495, 4893, 5765, 8071, 8155, 17295, 24213, 24465, 40355, 121065, 268649, 805947, 1343245, 1880543, 4029735, 5641629, 9402715, 28208145]

約数ペア:

[(1, 28208145), (3, 9402715), (5, 5641629), (7, 4029735), (15, 1880543), (21, 1343245), (35, 805947), (105, 268649), (233, 121065), (699, 40355), (1153, 24465), (1165, 24213), (1631, 17295), (3459, 8155), (3495, 8071), (4893, 5765)]