28507318

素因数分解:

$2^1\times 7^2\times {\mathrm{461}}^1\times {\mathrm{631}}^1$

素因数の和:1108

約数の個数: 24

約数和(自身を含む): 49929264

約数和(自身を除く): 21421946

約数列:

[1, 2, 7, 14, 49, 98, 461, 631, 922, 1262, 3227, 4417, 6454, 8834, 22589, 30919, 45178, 61838, 290891, 581782, 2036237, 4072474, 14253659, 28507318]

約数ペア:

[(1, 28507318), (2, 14253659), (7, 4072474), (14, 2036237), (49, 581782), (98, 290891), (461, 61838), (631, 45178), (922, 30919), (1262, 22589), (3227, 8834), (4417, 6454)]