77331215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 108138240

約数和(自身を除く): 30807025

約数列:

[1, 5, 13, 17, 47, 65, 85, 221, 235, 611, 799, 1105, 1489, 3055, 3995, 7445, 10387, 19357, 25313, 51935, 69983, 96785, 126565, 329069, 349915, 909779, 1189711, 1645345, 4548895, 5948555, 15466243, 77331215]

約数ペア:

[(1, 77331215), (5, 15466243), (13, 5948555), (17, 4548895), (47, 1645345), (65, 1189711), (85, 909779), (221, 349915), (235, 329069), (611, 126565), (799, 96785), (1105, 69983), (1489, 51935), (3055, 25313), (3995, 19357), (7445, 10387)]