16981305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 29973888

約数和(自身を除く): 12992583

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 1061, 1067, 1455, 3183, 3201, 5305, 5335, 11671, 15915, 16005, 35013, 58355, 102917, 175065, 308751, 514585, 1132087, 1543755, 3396261, 5660435, 16981305]

約数ペア:

[(1, 16981305), (3, 5660435), (5, 3396261), (11, 1543755), (15, 1132087), (33, 514585), (55, 308751), (97, 175065), (165, 102917), (291, 58355), (485, 35013), (1061, 16005), (1067, 15915), (1455, 11671), (3183, 5335), (3201, 5305)]