28278194

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15187}}^1$

素因数の和:15222

約数の個数: 24

約数和(自身を含む): 51942960

約数和(自身を除く): 23664766

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 15187, 30374, 106309, 212618, 288553, 577106, 744163, 1488326, 2019871, 4039742, 14139097, 28278194]

約数ペア:

[(1, 28278194), (2, 14139097), (7, 4039742), (14, 2019871), (19, 1488326), (38, 744163), (49, 577106), (98, 288553), (133, 212618), (266, 106309), (931, 30374), (1862, 15187)]