78835518

素因数分解:

$2^1\times 3^6\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:548

約数の個数: 56

約数和(自身を含む): 179033400

約数和(自身を除く): 100197882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 139, 162, 243, 278, 389, 417, 486, 729, 778, 834, 1167, 1251, 1458, 2334, 2502, 3501, 3753, 7002, 7506, 10503, 11259, 21006, 22518, 31509, 33777, 54071, 63018, 67554, 94527, 101331, 108142, 162213, 189054, 202662, 283581, 324426, 486639, 567162, 973278, 1459917, 2919834, 4379751, 8759502, 13139253, 26278506, 39417759, 78835518]

約数ペア:

[(1, 78835518), (2, 39417759), (3, 26278506), (6, 13139253), (9, 8759502), (18, 4379751), (27, 2919834), (54, 1459917), (81, 973278), (139, 567162), (162, 486639), (243, 324426), (278, 283581), (389, 202662), (417, 189054), (486, 162213), (729, 108142), (778, 101331), (834, 94527), (1167, 67554), (1251, 63018), (1458, 54071), (2334, 33777), (2502, 31509), (3501, 22518), (3753, 21006), (7002, 11259), (7506, 10503)]