137998005

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 227138688

約数和(自身を除く): 89140683

約数列:

[1, 3, 5, 15, 41, 123, 205, 457, 491, 615, 1371, 1473, 2285, 2455, 6855, 7365, 18737, 20131, 56211, 60393, 93685, 100655, 224387, 281055, 301965, 673161, 1121935, 3365805, 9199867, 27599601, 45999335, 137998005]

約数ペア:

[(1, 137998005), (3, 45999335), (5, 27599601), (15, 9199867), (41, 3365805), (123, 1121935), (205, 673161), (457, 301965), (491, 281055), (615, 224387), (1371, 100655), (1473, 93685), (2285, 60393), (2455, 56211), (6855, 20131), (7365, 18737)]