42278327

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 54698112

約数和(自身を除く): 12419785

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 2141, 2821, 14987, 19747, 27833, 66371, 104909, 194831, 464597, 862823, 1363817, 3252179, 6039761, 42278327]

約数ペア:

[(1, 42278327), (7, 6039761), (13, 3252179), (31, 1363817), (49, 862823), (91, 464597), (217, 194831), (403, 104909), (637, 66371), (1519, 27833), (2141, 19747), (2821, 14987)]