25217115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3119}}^1$

素因数の和:3152

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 26000805

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 3119, 8085, 9357, 15595, 21833, 34309, 46785, 65499, 102927, 109165, 152831, 171545, 240163, 327495, 458493, 514635, 720489, 764155, 1200815, 1681141, 2292465, 3602445, 5043423, 8405705, 25217115]

約数ペア:

[(1, 25217115), (3, 8405705), (5, 5043423), (7, 3602445), (11, 2292465), (15, 1681141), (21, 1200815), (33, 764155), (35, 720489), (49, 514635), (55, 458493), (77, 327495), (105, 240163), (147, 171545), (165, 152831), (231, 109165), (245, 102927), (385, 65499), (539, 46785), (735, 34309), (1155, 21833), (1617, 15595), (2695, 9357), (3119, 8085)]