128839732

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{33587}}^1$

素因数の和:33735

約数の個数: 24

約数和(自身を含む): 259568064

約数和(自身を除く): 130728332

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 33587, 67174, 134348, 235109, 470218, 940436, 4601419, 9202838, 18405676, 32209933, 64419866, 128839732]

約数ペア:

[(1, 128839732), (2, 64419866), (4, 32209933), (7, 18405676), (14, 9202838), (28, 4601419), (137, 940436), (274, 470218), (548, 235109), (959, 134348), (1918, 67174), (3836, 33587)]