317458455

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 514565568

約数和(自身を除く): 197107113

約数列:

[1, 3, 5, 15, 137, 241, 411, 641, 685, 723, 1205, 1923, 2055, 3205, 3615, 9615, 33017, 87817, 99051, 154481, 165085, 263451, 439085, 463443, 495255, 772405, 1317255, 2317215, 21163897, 63491691, 105819485, 317458455]

約数ペア:

[(1, 317458455), (3, 105819485), (5, 63491691), (15, 21163897), (137, 2317215), (241, 1317255), (411, 772405), (641, 495255), (685, 463443), (723, 439085), (1205, 263451), (1923, 165085), (2055, 154481), (3205, 99051), (3615, 87817), (9615, 33017)]