1311927

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 1821312

約数和(自身を除く): 509385

約数列:

[1, 3, 61, 67, 107, 183, 201, 321, 4087, 6527, 7169, 12261, 19581, 21507, 437309, 1311927]

約数ペア:

[(1, 1311927), (3, 437309), (61, 21507), (67, 19581), (107, 12261), (183, 7169), (201, 6527), (321, 4087)]