25996215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 48968928

約数和(自身を除く): 22972713

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 113, 147, 245, 313, 339, 565, 735, 791, 939, 1565, 1695, 2191, 2373, 3955, 4695, 5537, 6573, 10955, 11865, 15337, 16611, 27685, 32865, 35369, 46011, 76685, 83055, 106107, 176845, 230055, 247583, 530535, 742749, 1237915, 1733081, 3713745, 5199243, 8665405, 25996215]

約数ペア:

[(1, 25996215), (3, 8665405), (5, 5199243), (7, 3713745), (15, 1733081), (21, 1237915), (35, 742749), (49, 530535), (105, 247583), (113, 230055), (147, 176845), (245, 106107), (313, 83055), (339, 76685), (565, 46011), (735, 35369), (791, 32865), (939, 27685), (1565, 16611), (1695, 15337), (2191, 11865), (2373, 10955), (3955, 6573), (4695, 5537)]