25761465

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 47024640

約数和(自身を除く): 21263175

約数列:

[1, 3, 5, 9, 15, 31, 45, 59, 93, 155, 177, 279, 295, 313, 465, 531, 885, 939, 1395, 1565, 1829, 2655, 2817, 4695, 5487, 9145, 9703, 14085, 16461, 18467, 27435, 29109, 48515, 55401, 82305, 87327, 92335, 145545, 166203, 277005, 436635, 572477, 831015, 1717431, 2862385, 5152293, 8587155, 25761465]

約数ペア:

[(1, 25761465), (3, 8587155), (5, 5152293), (9, 2862385), (15, 1717431), (31, 831015), (45, 572477), (59, 436635), (93, 277005), (155, 166203), (177, 145545), (279, 92335), (295, 87327), (313, 82305), (465, 55401), (531, 48515), (885, 29109), (939, 27435), (1395, 18467), (1565, 16461), (1829, 14085), (2655, 9703), (2817, 9145), (4695, 5487)]