142400909

素因数分解:

$7^4\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 20

約数和(自身を含む): 167791104

約数和(自身を除く): 25390195

約数列:

[1, 7, 49, 127, 343, 467, 889, 2401, 3269, 6223, 22883, 43561, 59309, 160181, 304927, 415163, 1121267, 2906141, 20342987, 142400909]

約数ペア:

[(1, 142400909), (7, 20342987), (49, 2906141), (127, 1121267), (343, 415163), (467, 304927), (889, 160181), (2401, 59309), (3269, 43561), (6223, 22883)]