57500001

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28909}}^1$

素因数の和:28945

約数の個数: 24

約数和(自身を含む): 94709160

約数和(自身を除く): 37209159

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 28909, 86727, 260181, 375817, 491453, 1127451, 1474359, 3382353, 4423077, 6388889, 19166667, 57500001]

約数ペア:

[(1, 57500001), (3, 19166667), (9, 6388889), (13, 4423077), (17, 3382353), (39, 1474359), (51, 1127451), (117, 491453), (153, 375817), (221, 260181), (663, 86727), (1989, 28909)]