156868465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 216518400

約数和(自身を除く): 59649935

約数列:

[1, 5, 13, 19, 65, 71, 95, 247, 355, 923, 1235, 1349, 1789, 4615, 6745, 8945, 17537, 23257, 33991, 87685, 116285, 127019, 169955, 441883, 635095, 1651247, 2209415, 2413361, 8256235, 12066805, 31373693, 156868465]

約数ペア:

[(1, 156868465), (5, 31373693), (13, 12066805), (19, 8256235), (65, 2413361), (71, 2209415), (95, 1651247), (247, 635095), (355, 441883), (923, 169955), (1235, 127019), (1349, 116285), (1789, 87685), (4615, 33991), (6745, 23257), (8945, 17537)]