77423955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^2$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 149786880

約数和(自身を除く): 72362925

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 197, 285, 399, 591, 665, 985, 1379, 1995, 2955, 3743, 4137, 6895, 11229, 18715, 20685, 26201, 38809, 56145, 78603, 116427, 131005, 194045, 271663, 393015, 582135, 737371, 814989, 1358315, 2212113, 3686855, 4074945, 5161597, 11060565, 15484791, 25807985, 77423955]

約数ペア:

[(1, 77423955), (3, 25807985), (5, 15484791), (7, 11060565), (15, 5161597), (19, 4074945), (21, 3686855), (35, 2212113), (57, 1358315), (95, 814989), (105, 737371), (133, 582135), (197, 393015), (285, 271663), (399, 194045), (591, 131005), (665, 116427), (985, 78603), (1379, 56145), (1995, 38809), (2955, 26201), (3743, 20685), (4137, 18715), (6895, 11229)]