28185816

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 74966400

約数和(自身を除く): 46780584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 113, 114, 152, 226, 228, 339, 452, 456, 547, 678, 904, 1094, 1356, 1641, 2147, 2188, 2712, 3282, 4294, 4376, 6441, 6564, 8588, 10393, 12882, 13128, 17176, 20786, 25764, 31179, 41572, 51528, 61811, 62358, 83144, 123622, 124716, 185433, 247244, 249432, 370866, 494488, 741732, 1174409, 1483464, 2348818, 3523227, 4697636, 7046454, 9395272, 14092908, 28185816]

約数ペア:

[(1, 28185816), (2, 14092908), (3, 9395272), (4, 7046454), (6, 4697636), (8, 3523227), (12, 2348818), (19, 1483464), (24, 1174409), (38, 741732), (57, 494488), (76, 370866), (113, 249432), (114, 247244), (152, 185433), (226, 124716), (228, 123622), (339, 83144), (452, 62358), (456, 61811), (547, 51528), (678, 41572), (904, 31179), (1094, 25764), (1356, 20786), (1641, 17176), (2147, 13128), (2188, 12882), (2712, 10393), (3282, 8588), (4294, 6564), (4376, 6441)]