128453205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{10993}}^1$

素因数の和:11061

約数の個数: 32

約数和(自身を含む): 221639040

約数和(自身を除く): 93185835

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 10993, 11685, 32979, 54965, 164895, 208867, 450713, 626601, 1044335, 1352139, 2253565, 3133005, 6760695, 8563547, 25690641, 42817735, 128453205]

約数ペア:

[(1, 128453205), (3, 42817735), (5, 25690641), (15, 8563547), (19, 6760695), (41, 3133005), (57, 2253565), (95, 1352139), (123, 1044335), (205, 626601), (285, 450713), (615, 208867), (779, 164895), (2337, 54965), (3895, 32979), (10993, 11685)]