139869128

素因数分解:

$2^3\times 7^2\times {\mathrm{509}}^1\times {\mathrm{701}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 306107100

約数和(自身を除く): 166237972

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 509, 701, 1018, 1402, 2036, 2804, 3563, 4072, 4907, 5608, 7126, 9814, 14252, 19628, 24941, 28504, 34349, 39256, 49882, 68698, 99764, 137396, 199528, 274792, 356809, 713618, 1427236, 2497663, 2854472, 4995326, 9990652, 17483641, 19981304, 34967282, 69934564, 139869128]

約数ペア:

[(1, 139869128), (2, 69934564), (4, 34967282), (7, 19981304), (8, 17483641), (14, 9990652), (28, 4995326), (49, 2854472), (56, 2497663), (98, 1427236), (196, 713618), (392, 356809), (509, 274792), (701, 199528), (1018, 137396), (1402, 99764), (2036, 68698), (2804, 49882), (3563, 39256), (4072, 34349), (4907, 28504), (5608, 24941), (7126, 19628), (9814, 14252)]