7140425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 9581976

約数和(自身を除く): 2441551

約数列:

[1, 5, 17, 25, 53, 85, 265, 317, 425, 901, 1325, 1585, 4505, 5389, 7925, 16801, 22525, 26945, 84005, 134725, 285617, 420025, 1428085, 7140425]

約数ペア:

[(1, 7140425), (5, 1428085), (17, 420025), (25, 285617), (53, 134725), (85, 84005), (265, 26945), (317, 22525), (425, 16801), (901, 7925), (1325, 5389), (1585, 4505)]