16543390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 30919680

約数和(自身を除く): 14376290

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 487, 790, 974, 2435, 3397, 4870, 6794, 16985, 20941, 33970, 38473, 41882, 76946, 104705, 192365, 209410, 384730, 1654339, 3308678, 8271695, 16543390]

約数ペア:

[(1, 16543390), (2, 8271695), (5, 3308678), (10, 1654339), (43, 384730), (79, 209410), (86, 192365), (158, 104705), (215, 76946), (395, 41882), (430, 38473), (487, 33970), (790, 20941), (974, 16985), (2435, 6794), (3397, 4870)]