28064178

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 69552000

約数和(自身を除く): 41487822

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 102, 114, 153, 171, 306, 323, 342, 459, 513, 646, 918, 969, 1026, 1609, 1938, 2907, 3218, 4827, 5814, 8721, 9654, 14481, 17442, 27353, 28962, 30571, 43443, 54706, 61142, 82059, 86886, 91713, 164118, 183426, 246177, 275139, 492354, 519707, 550278, 738531, 825417, 1039414, 1477062, 1559121, 1650834, 3118242, 4677363, 9354726, 14032089, 28064178]

約数ペア:

[(1, 28064178), (2, 14032089), (3, 9354726), (6, 4677363), (9, 3118242), (17, 1650834), (18, 1559121), (19, 1477062), (27, 1039414), (34, 825417), (38, 738531), (51, 550278), (54, 519707), (57, 492354), (102, 275139), (114, 246177), (153, 183426), (171, 164118), (306, 91713), (323, 86886), (342, 82059), (459, 61142), (513, 54706), (646, 43443), (918, 30571), (969, 28962), (1026, 27353), (1609, 17442), (1938, 14481), (2907, 9654), (3218, 8721), (4827, 5814)]