142640642

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 232165440

約数和(自身を除く): 89524798

約数列:

[1, 2, 17, 34, 59, 118, 211, 337, 422, 674, 1003, 2006, 3587, 5729, 7174, 11458, 12449, 19883, 24898, 39766, 71107, 142214, 211633, 338011, 423266, 676022, 1208819, 2417638, 4195313, 8390626, 71320321, 142640642]

約数ペア:

[(1, 142640642), (2, 71320321), (17, 8390626), (34, 4195313), (59, 2417638), (118, 1208819), (211, 676022), (337, 423266), (422, 338011), (674, 211633), (1003, 142214), (2006, 71107), (3587, 39766), (5729, 24898), (7174, 19883), (11458, 12449)]