4400305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 6854400

約数和(自身を除く): 2454095

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 509, 665, 1235, 1729, 2545, 3563, 6617, 8645, 9671, 17815, 33085, 46319, 48355, 67697, 125723, 231595, 338485, 628615, 880061, 4400305]

約数ペア:

[(1, 4400305), (5, 880061), (7, 628615), (13, 338485), (19, 231595), (35, 125723), (65, 67697), (91, 48355), (95, 46319), (133, 33085), (247, 17815), (455, 9671), (509, 8645), (665, 6617), (1235, 3563), (1729, 2545)]