28331475

素因数分解:

$3^1\times 5^2\times {\mathrm{503}}^1\times {\mathrm{751}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 46996992

約数和(自身を除く): 18665517

約数列:

[1, 3, 5, 15, 25, 75, 503, 751, 1509, 2253, 2515, 3755, 7545, 11265, 12575, 18775, 37725, 56325, 377753, 1133259, 1888765, 5666295, 9443825, 28331475]

約数ペア:

[(1, 28331475), (3, 9443825), (5, 5666295), (15, 1888765), (25, 1133259), (75, 377753), (503, 56325), (751, 37725), (1509, 18775), (2253, 12575), (2515, 11265), (3755, 7545)]