663670335986

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1\times {\mathrm{709}}^1\times {\mathrm{997}}^1$

素因数の和:2251

約数の個数: 64

約数和(自身を含む): 1149600192000

約数和(自身を除く): 485929856014

約数列:

[1, 2, 7, 14, 199, 337, 398, 674, 709, 997, 1393, 1418, 1994, 2359, 2786, 4718, 4963, 6979, 9926, 13958, 67063, 134126, 141091, 198403, 238933, 282182, 335989, 396806, 469441, 477866, 671978, 706873, 938882, 987637, 1388821, 1413746, 1672531, 1975274, 2351923, 2777642, 3345062, 4703846, 4948111, 9896222, 47547667, 66861811, 95095334, 133723622, 140667727, 238216201, 281335454, 332833669, 468032677, 476432402, 665667338, 936065354, 984674089, 1667513407, 1969348178, 3335026814, 47405023999, 94810047998, 331835167993, 663670335986]

約数ペア:

[(1, 663670335986), (2, 331835167993), (7, 94810047998), (14, 47405023999), (199, 3335026814), (337, 1969348178), (398, 1667513407), (674, 984674089), (709, 936065354), (997, 665667338), (1393, 476432402), (1418, 468032677), (1994, 332833669), (2359, 281335454), (2786, 238216201), (4718, 140667727), (4963, 133723622), (6979, 95095334), (9926, 66861811), (13958, 47547667), (67063, 9896222), (134126, 4948111), (141091, 4703846), (198403, 3345062), (238933, 2777642), (282182, 2351923), (335989, 1975274), (396806, 1672531), (469441, 1413746), (477866, 1388821), (671978, 987637), (706873, 938882)]