13047775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2113}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 18349520

約数和(自身を除く): 5301745

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 2113, 6175, 10565, 27469, 40147, 52825, 137345, 200735, 521911, 686725, 1003675, 2609555, 13047775]

約数ペア:

[(1, 13047775), (5, 2609555), (13, 1003675), (19, 686725), (25, 521911), (65, 200735), (95, 137345), (247, 52825), (325, 40147), (475, 27469), (1235, 10565), (2113, 6175)]