16690830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42797}}^1$

素因数の和:42820

約数の個数: 32

約数和(自身を含む): 43140384

約数和(自身を除く): 26449554

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 42797, 85594, 128391, 213985, 256782, 427970, 556361, 641955, 1112722, 1283910, 1669083, 2781805, 3338166, 5563610, 8345415, 16690830]

約数ペア:

[(1, 16690830), (2, 8345415), (3, 5563610), (5, 3338166), (6, 2781805), (10, 1669083), (13, 1283910), (15, 1112722), (26, 641955), (30, 556361), (39, 427970), (65, 256782), (78, 213985), (130, 128391), (195, 85594), (390, 42797)]