25066643

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 31987200

約数和(自身を除く): 6920557

約数列:

[1, 7, 19, 29, 67, 97, 133, 203, 469, 551, 679, 1273, 1843, 1943, 2813, 3857, 6499, 8911, 12901, 13601, 19691, 36917, 45493, 53447, 123481, 188471, 258419, 374129, 864367, 1319297, 3580949, 25066643]

約数ペア:

[(1, 25066643), (7, 3580949), (19, 1319297), (29, 864367), (67, 374129), (97, 258419), (133, 188471), (203, 123481), (469, 53447), (551, 45493), (679, 36917), (1273, 19691), (1843, 13601), (1943, 12901), (2813, 8911), (3857, 6499)]