1256444749

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 1605427200

約数和(自身を除く): 348982451

約数列:

[1, 7, 19, 29, 47, 133, 203, 239, 329, 551, 841, 893, 1363, 1673, 3857, 4541, 5887, 6251, 6931, 9541, 11233, 15979, 25897, 31787, 39527, 48517, 78631, 111853, 131689, 181279, 200999, 213427, 276689, 325757, 751013, 921823, 1406993, 1493989, 2280299, 3818981, 5257091, 6189383, 9446953, 26732867, 43325681, 66128671, 179492107, 1256444749]

約数ペア:

[(1, 1256444749), (7, 179492107), (19, 66128671), (29, 43325681), (47, 26732867), (133, 9446953), (203, 6189383), (239, 5257091), (329, 3818981), (551, 2280299), (841, 1493989), (893, 1406993), (1363, 921823), (1673, 751013), (3857, 325757), (4541, 276689), (5887, 213427), (6251, 200999), (6931, 181279), (9541, 131689), (11233, 111853), (15979, 78631), (25897, 48517), (31787, 39527)]