68243877

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 56

約数和(自身を含む): 116295200

約数和(自身を除く): 48051323

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 379, 513, 729, 741, 1053, 1137, 1539, 2223, 3159, 3411, 4617, 4927, 6669, 7201, 9477, 10233, 13851, 14781, 20007, 21603, 30699, 44343, 60021, 64809, 92097, 93613, 133029, 180063, 194427, 276291, 280839, 399087, 583281, 842517, 1197261, 1749843, 2527551, 3591783, 5249529, 7582653, 22747959, 68243877]

約数ペア:

[(1, 68243877), (3, 22747959), (9, 7582653), (13, 5249529), (19, 3591783), (27, 2527551), (39, 1749843), (57, 1197261), (81, 842517), (117, 583281), (171, 399087), (243, 280839), (247, 276291), (351, 194427), (379, 180063), (513, 133029), (729, 93613), (741, 92097), (1053, 64809), (1137, 60021), (1539, 44343), (2223, 30699), (3159, 21603), (3411, 20007), (4617, 14781), (4927, 13851), (6669, 10233), (7201, 9477)]