651130285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{27749}}^1$

素因数の和:27805

約数の個数: 24

約数和(自身を含む): 888111000

約数和(自身を除く): 236980715

約数列:

[1, 5, 13, 19, 65, 95, 247, 361, 1235, 1805, 4693, 23465, 27749, 138745, 360737, 527231, 1803685, 2636155, 6854003, 10017389, 34270015, 50086945, 130226057, 651130285]

約数ペア:

[(1, 651130285), (5, 130226057), (13, 50086945), (19, 34270015), (65, 10017389), (95, 6854003), (247, 2636155), (361, 1803685), (1235, 527231), (1805, 360737), (4693, 138745), (23465, 27749)]