251992782

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{81869}}^1$

素因数の和:81902

約数の個数: 40

約数和(自身を含む): 594376200

約数和(自身を除く): 342383418

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 81869, 163738, 245607, 491214, 736821, 1473642, 1555511, 2210463, 3111022, 4420926, 4666533, 6631389, 9333066, 13262778, 13999599, 27999198, 41998797, 83997594, 125996391, 251992782]

約数ペア:

[(1, 251992782), (2, 125996391), (3, 83997594), (6, 41998797), (9, 27999198), (18, 13999599), (19, 13262778), (27, 9333066), (38, 6631389), (54, 4666533), (57, 4420926), (81, 3111022), (114, 2210463), (162, 1555511), (171, 1473642), (342, 736821), (513, 491214), (1026, 245607), (1539, 163738), (3078, 81869)]