28196514

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22063}}^1$

素因数の和:22142

約数の個数: 24

約数和(自身を含む): 61955712

約数和(自身を除く): 33759198

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22063, 44126, 66189, 132378, 198567, 397134, 1566473, 3132946, 4699419, 9398838, 14098257, 28196514]

約数ペア:

[(1, 28196514), (2, 14098257), (3, 9398838), (6, 4699419), (9, 3132946), (18, 1566473), (71, 397134), (142, 198567), (213, 132378), (426, 66189), (639, 44126), (1278, 22063)]