71303409

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 113430240

約数和(自身を除く): 42126831

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 321, 433, 513, 963, 1299, 1539, 2033, 2889, 3897, 6099, 8227, 8667, 11691, 18297, 24681, 35073, 46331, 54891, 74043, 138993, 164673, 222129, 416979, 666387, 880289, 1250937, 2640867, 3752811, 7922601, 23767803, 71303409]

約数ペア:

[(1, 71303409), (3, 23767803), (9, 7922601), (19, 3752811), (27, 2640867), (57, 1250937), (81, 880289), (107, 666387), (171, 416979), (321, 222129), (433, 164673), (513, 138993), (963, 74043), (1299, 54891), (1539, 46331), (2033, 35073), (2889, 24681), (3897, 18297), (6099, 11691), (8227, 8667)]