28138948

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1523}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 51206400

約数和(自身を除く): 23067452

約数列:

[1, 2, 4, 31, 62, 124, 149, 298, 596, 1523, 3046, 4619, 6092, 9238, 18476, 47213, 94426, 188852, 226927, 453854, 907708, 7034737, 14069474, 28138948]

約数ペア:

[(1, 28138948), (2, 14069474), (4, 7034737), (31, 907708), (62, 453854), (124, 226927), (149, 188852), (298, 94426), (596, 47213), (1523, 18476), (3046, 9238), (4619, 6092)]