2017815219

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{187303}}^1$

素因数の和:187341

約数の個数: 40

約数和(自身を含む): 3626205440

約数和(自身を除く): 1608390221

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 187303, 561909, 1311121, 1685727, 3558757, 3933363, 5057181, 10676271, 11800089, 15171543, 24911299, 32028813, 35400267, 74733897, 96086439, 106200801, 224201691, 288259317, 672605073, 2017815219]

約数ペア:

[(1, 2017815219), (3, 672605073), (7, 288259317), (9, 224201691), (19, 106200801), (21, 96086439), (27, 74733897), (57, 35400267), (63, 32028813), (81, 24911299), (133, 15171543), (171, 11800089), (189, 10676271), (399, 5057181), (513, 3933363), (567, 3558757), (1197, 1685727), (1539, 1311121), (3591, 561909), (10773, 187303)]