28340816

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1036

約数の個数: 60

約数和(自身を含む): 65668788

約数和(自身を除く): 37327972

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 392, 518, 592, 784, 977, 1036, 1813, 1954, 2072, 3626, 3908, 4144, 6839, 7252, 7816, 13678, 14504, 15632, 27356, 29008, 36149, 47873, 54712, 72298, 95746, 109424, 144596, 191492, 253043, 289192, 382984, 506086, 578384, 765968, 1012172, 1771301, 2024344, 3542602, 4048688, 7085204, 14170408, 28340816]

約数ペア:

[(1, 28340816), (2, 14170408), (4, 7085204), (7, 4048688), (8, 3542602), (14, 2024344), (16, 1771301), (28, 1012172), (37, 765968), (49, 578384), (56, 506086), (74, 382984), (98, 289192), (112, 253043), (148, 191492), (196, 144596), (259, 109424), (296, 95746), (392, 72298), (518, 54712), (592, 47873), (784, 36149), (977, 29008), (1036, 27356), (1813, 15632), (1954, 14504), (2072, 13678), (3626, 7816), (3908, 7252), (4144, 6839)]