1621808688

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1778299}}^1$

素因数の和:1778329

約数の個数: 40

約数和(自身を含む): 4410184000

約数和(自身を除く): 2788375312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 1778299, 3556598, 5334897, 7113196, 10669794, 14226392, 21339588, 28452784, 33787681, 42679176, 67575362, 85358352, 101363043, 135150724, 202726086, 270301448, 405452172, 540602896, 810904344, 1621808688]

約数ペア:

[(1, 1621808688), (2, 810904344), (3, 540602896), (4, 405452172), (6, 270301448), (8, 202726086), (12, 135150724), (16, 101363043), (19, 85358352), (24, 67575362), (38, 42679176), (48, 33787681), (57, 28452784), (76, 21339588), (114, 14226392), (152, 10669794), (228, 7113196), (304, 5334897), (456, 3556598), (912, 1778299)]