12121725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2099}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 24998400

約数和(自身を除く): 12876675

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 2099, 5775, 6297, 10495, 14693, 23089, 31485, 44079, 52475, 69267, 73465, 115445, 157425, 161623, 220395, 346335, 367325, 484869, 577225, 808115, 1101975, 1731675, 2424345, 4040575, 12121725]

約数ペア:

[(1, 12121725), (3, 4040575), (5, 2424345), (7, 1731675), (11, 1101975), (15, 808115), (21, 577225), (25, 484869), (33, 367325), (35, 346335), (55, 220395), (75, 161623), (77, 157425), (105, 115445), (165, 73465), (175, 69267), (231, 52475), (275, 44079), (385, 31485), (525, 23089), (825, 14693), (1155, 10495), (1925, 6297), (2099, 5775)]