16978203

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{541}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 26887536

約数和(自身を除く): 9909333

約数列:

[1, 3, 9, 11, 33, 99, 317, 541, 951, 1623, 2853, 3487, 4869, 5951, 10461, 17853, 31383, 53559, 171497, 514491, 1543473, 1886467, 5659401, 16978203]

約数ペア:

[(1, 16978203), (3, 5659401), (9, 1886467), (11, 1543473), (33, 514491), (99, 171497), (317, 53559), (541, 31383), (951, 17853), (1623, 10461), (2853, 5951), (3487, 4869)]