6978725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 9452520

約数和(自身を除く): 2473795

約数列:

[1, 5, 13, 25, 65, 109, 197, 325, 545, 985, 1417, 2561, 2725, 4925, 7085, 12805, 21473, 35425, 64025, 107365, 279149, 536825, 1395745, 6978725]

約数ペア:

[(1, 6978725), (5, 1395745), (13, 536825), (25, 279149), (65, 107365), (109, 64025), (197, 35425), (325, 21473), (545, 12805), (985, 7085), (1417, 4925), (2561, 2725)]