28986195

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 54583200

約数和(自身を除く): 25597005

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 113, 147, 245, 339, 349, 565, 735, 791, 1047, 1695, 1745, 2373, 2443, 3955, 5235, 5537, 7329, 11865, 12215, 16611, 17101, 27685, 36645, 39437, 51303, 83055, 85505, 118311, 197185, 256515, 276059, 591555, 828177, 1380295, 1932413, 4140885, 5797239, 9662065, 28986195]

約数ペア:

[(1, 28986195), (3, 9662065), (5, 5797239), (7, 4140885), (15, 1932413), (21, 1380295), (35, 828177), (49, 591555), (105, 276059), (113, 256515), (147, 197185), (245, 118311), (339, 85505), (349, 83055), (565, 51303), (735, 39437), (791, 36645), (1047, 27685), (1695, 17101), (1745, 16611), (2373, 12215), (2443, 11865), (3955, 7329), (5235, 5537)]