138977104

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17477}}^1$

素因数の和:17563

約数の個数: 40

約数和(自身を含む): 312087168

約数和(自身を除く): 173110064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 17477, 34954, 69908, 122339, 139816, 244678, 279632, 489356, 978712, 1240867, 1957424, 2481734, 4963468, 8686069, 9926936, 17372138, 19853872, 34744276, 69488552, 138977104]

約数ペア:

[(1, 138977104), (2, 69488552), (4, 34744276), (7, 19853872), (8, 17372138), (14, 9926936), (16, 8686069), (28, 4963468), (56, 2481734), (71, 1957424), (112, 1240867), (142, 978712), (284, 489356), (497, 279632), (568, 244678), (994, 139816), (1136, 122339), (1988, 69908), (3976, 34954), (7952, 17477)]