28700955

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2371}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 49954320

約数和(自身を除く): 21253365

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1345, 2371, 2421, 4035, 7113, 11855, 12105, 21339, 35565, 106695, 637799, 1913397, 3188995, 5740191, 9566985, 28700955]

約数ペア:

[(1, 28700955), (3, 9566985), (5, 5740191), (9, 3188995), (15, 1913397), (45, 637799), (269, 106695), (807, 35565), (1345, 21339), (2371, 12105), (2421, 11855), (4035, 7113)]