7978138

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 14601600

約数和(自身を除く): 6623462

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 337, 623, 674, 1246, 1691, 2359, 3382, 4718, 6403, 11837, 12806, 23674, 29993, 44821, 59986, 89642, 209951, 419902, 569867, 1139734, 3989069, 7978138]

約数ペア:

[(1, 7978138), (2, 3989069), (7, 1139734), (14, 569867), (19, 419902), (38, 209951), (89, 89642), (133, 59986), (178, 44821), (266, 29993), (337, 23674), (623, 12806), (674, 11837), (1246, 6403), (1691, 4718), (2359, 3382)]