128388765

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 209018880

約数和(自身を除く): 80630115

約数列:

[1, 3, 5, 15, 107, 167, 321, 479, 501, 535, 835, 1437, 1605, 2395, 2505, 7185, 17869, 51253, 53607, 79993, 89345, 153759, 239979, 256265, 268035, 399965, 768795, 1199895, 8559251, 25677753, 42796255, 128388765]

約数ペア:

[(1, 128388765), (3, 42796255), (5, 25677753), (15, 8559251), (107, 1199895), (167, 768795), (321, 399965), (479, 268035), (501, 256265), (535, 239979), (835, 153759), (1437, 89345), (1605, 79993), (2395, 53607), (2505, 51253), (7185, 17869)]