17949729

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5309}}^1$

素因数の和:5349

約数の個数: 24

約数和(自身を含む): 29056320

約数和(自身を除く): 11106591

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 5309, 15927, 37163, 111489, 122107, 260141, 366321, 780423, 854749, 2564247, 5983243, 17949729]

約数ペア:

[(1, 17949729), (3, 5983243), (7, 2564247), (21, 854749), (23, 780423), (49, 366321), (69, 260141), (147, 122107), (161, 111489), (483, 37163), (1127, 15927), (3381, 5309)]