990633

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 1608768

約数和(自身を除く): 618135

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 293, 483, 879, 1127, 2051, 3381, 6153, 6739, 14357, 20217, 43071, 47173, 141519, 330211, 990633]

約数ペア:

[(1, 990633), (3, 330211), (7, 141519), (21, 47173), (23, 43071), (49, 20217), (69, 14357), (147, 6739), (161, 6153), (293, 3381), (483, 2051), (879, 1127)]