78906436

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{42061}}^1$

素因数の和:42139

約数の個数: 24

約数和(自身を含む): 160172096

約数和(自身を除く): 81265660

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 42061, 84122, 168244, 294427, 588854, 1177708, 2818087, 5636174, 11272348, 19726609, 39453218, 78906436]

約数ペア:

[(1, 78906436), (2, 39453218), (4, 19726609), (7, 11272348), (14, 5636174), (28, 2818087), (67, 1177708), (134, 588854), (268, 294427), (469, 168244), (938, 84122), (1876, 42061)]