86787956

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 153618696

約数和(自身を除く): 66830740

約数列:

[1, 2, 4, 197, 241, 394, 457, 482, 788, 914, 964, 1828, 47477, 90029, 94954, 110137, 180058, 189908, 220274, 360116, 440548, 21696989, 43393978, 86787956]

約数ペア:

[(1, 86787956), (2, 43393978), (4, 21696989), (197, 440548), (241, 360116), (394, 220274), (457, 189908), (482, 180058), (788, 110137), (914, 94954), (964, 90029), (1828, 47477)]