71711073

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 125798400

約数和(自身を除く): 54087327

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 139, 171, 399, 417, 431, 973, 1197, 1251, 1293, 2641, 2919, 3017, 3879, 7923, 8189, 8757, 9051, 18487, 23769, 24567, 27153, 55461, 57323, 59909, 73701, 166383, 171969, 179727, 419363, 515907, 539181, 1138271, 1258089, 3414813, 3774267, 7967897, 10244439, 23903691, 71711073]

約数ペア:

[(1, 71711073), (3, 23903691), (7, 10244439), (9, 7967897), (19, 3774267), (21, 3414813), (57, 1258089), (63, 1138271), (133, 539181), (139, 515907), (171, 419363), (399, 179727), (417, 171969), (431, 166383), (973, 73701), (1197, 59909), (1251, 57323), (1293, 55461), (2641, 27153), (2919, 24567), (3017, 23769), (3879, 18487), (7923, 9051), (8189, 8757)]