1401781383

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{40153}}^1$

素因数の和:40596

約数の個数: 20

約数和(自身を含む): 2098929888

約数和(自身を除く): 697148505

約数列:

[1, 3, 9, 27, 81, 431, 1293, 3879, 11637, 34911, 40153, 120459, 361377, 1084131, 3252393, 17305943, 51917829, 155753487, 467260461, 1401781383]

約数ペア:

[(1, 1401781383), (3, 467260461), (9, 155753487), (27, 51917829), (81, 17305943), (431, 3252393), (1293, 1084131), (3879, 361377), (11637, 120459), (34911, 40153)]