28870436

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1579}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 57865920

約数和(自身を除く): 28995484

約数列:

[1, 2, 4, 7, 14, 28, 653, 1306, 1579, 2612, 3158, 4571, 6316, 9142, 11053, 18284, 22106, 44212, 1031087, 2062174, 4124348, 7217609, 14435218, 28870436]

約数ペア:

[(1, 28870436), (2, 14435218), (4, 7217609), (7, 4124348), (14, 2062174), (28, 1031087), (653, 44212), (1306, 22106), (1579, 18284), (2612, 11053), (3158, 9142), (4571, 6316)]